Most Influential Figures in Longevity, Healthspan Extension and Anti-Aging (1-500)

Figures across the history of longevity science, healthspan extension, biological rejuvenation, biotech and anti-aging technology.

I. Historical Pioneers and Early Foundations (1-12)

• 1. Francis Bacon (1561-1626) - Authored Historia Vitae et Mortis, the first structured treatise proposing that aging is a physical defect fixable through medicine.
• 2. Luigi Cornaro (1467-1566) - Renaissance nobleman whose Discorsi della vita sobria created the earliest documented framework for calorie control.
• 3. Elie Metchnikoff, Ph.D. (1845-1916) - Nobel Laureate who coined gerontology and advocated targeting gut microflora (probiotics) to delay decay.
• 4. Clive McCay, Ph.D. (1898-1967) - Conducted the 1930s Cornell experiments proving calorie restriction extends mammalian lifespan.
• 5. Alexis Carrel, M.D. (1873-1944) - Nobel Laureate whose tissue-culture experiments popularized the idea that somatic cells are potentially immortal.
• 6. August Weismann (1834-1914) - Evolutionary biologist who formulated the theory that aging evolved to clear older generations.
• 7. Peter Medawar (1915-1987) - Nobel Laureate who formulated the Mutation Accumulation Theory of aging.
• 8. George C. Williams (1926-2010) - Proposed Antagonistic Pleiotropy, explaining why genes beneficial in youth cause aging later.
• 9. Thomas Kirkwood, FMedSci - Formulated the Disposable Soma Theory, framing aging as an energy trade-off between repair and reproduction.
• 10. Alex Comfort, M.B., Ph.D. (1920-2000) - Gerontologist who wrote The Biology of Senescence (1956), systematizing early comparative aging science.
• 11. Johan Bjorksten, Ph.D. (1907-1988) - Formulated the Cross-Linking Theory of Aging (protein glycation and structural stiffness).
• 12. Vladimir Dilman, M.D., Ph.D. (1925-1994) - Soviet endocrinologist who proposed the neuroendocrine theory of aging and the elevation hypothesis.

II. Molecular Mechanisms, DNA Repair and Telomeres (13-35)

• 13. Denham Harman, M.D., Ph.D. (1916-2014) - Proposed the Free Radical and Mitochondrial Theories of Aging; co-founded AGE.
• 14. Leonard Hayflick, Ph.D. (1928-2024) - Discovered the Hayflick Limit (1961): somatic cells have finite replicative capacity.
• 15. Alexey Olovnikov, Ph.D. (1936-2022) - Deduced the end-replication problem and predicted telomere shortening.
• 16. Elizabeth Blackburn, Ph.D. - 2009 Nobel Laureate for co-discovering telomerase.
• 17. Carol Greider, Ph.D. - Co-recipient of the 2009 Nobel Prize for discovering telomerase.
• 18. Jack Szostak, Ph.D. - Co-recipient of the 2009 Nobel Prize for showing how telomeres protect chromosome ends.
• 19. Cynthia Kenyon, Ph.D. - Showed in 1993 that mutating daf-2 doubles C. elegans lifespan.
• 20. Gary Ruvkun, Ph.D. - Co-discovered insulin/IGF-1 signaling networks regulating metabolism and longevity.
• 21. Roy Walford, M.D. (1924-2004) - UCLA pathologist and Biosphere 2 doctor; pioneer of calorie restriction with adequate nutrition.
• 22. Jan Hoeijmakers, Ph.D. - Dutch researcher on DNA damage, nucleotide excision repair and premature aging syndromes.
• 23. Vilhelm Bohr, M.D., Ph.D. - Pioneer in DNA repair, mitochondrial instability and NAD+ metabolism in neurodegeneration.
• 24. Bjorn Schumacher, Ph.D. - Leading expert on genome stability and cell-fate decisions in aging.
• 25. Maria Blasco, Ph.D. - CNIO (Spain); pioneer of telomerase gene therapy to extend healthspan in mammals.
• 26. Jan Vijg, Ph.D. - Mapped somatic mutation frequencies across tissues and species with single-cell genomics.
• 27. Steven Austad, Ph.D. - Scientific Director of AFAR; comparative gerontologist studying long-lived species.
• 28. Andrzej Bartke, Ph.D. - Showed growth-hormone-deficient Ames dwarf mice live significantly longer.
• 29. Holly Brown-Borg, Ph.D. - Uncovered how growth hormone and IGF pathways govern oxidative stress and lifespan.
• 30. Richard Miller, M.D., Ph.D. - Founding figure of the NIA Interventions Testing Program (ITP) for lifespan-extending compounds in mice.
• 31. Rafael de Cabo, Ph.D. - NIA branch chief; expert on calorie restriction, fasting and NAD+ modulation.
• 32. Pinchas Cohen, M.D. - Dean of USC Leonard Davis School of Gerontology; discovered mitochondrial-derived peptides (e.g. MOTS-c).
• 33. Stephen Helfand, M.D. - Discovered the Indy ("I'm Not Dead Yet") mutation extending Drosophila lifespan.
• 34. Marc Tatar, Ph.D. - Mapped insulin/IGF-1 signaling in fruit flies, establishing conserved longevity pathways.
• 35. Nektarios Tavernarakis, Ph.D. - Maps autophagy, neurodegeneration and organelle quality control in aging.

III. Sirtuins, Epigenetics and Reprogramming (36-65)

• 36. David Sinclair, Ph.D. - Harvard geneticist and author of Lifespan; popularized NAD+ precursors, sirtuins and epigenetic age reversal.
• 37. Shinya Yamanaka, M.D., Ph.D. - Nobel Laureate who discovered the four Yamanaka Factors that reset cell identity.
• 38. Steve Horvath, Ph.D. - Developer of the Horvath Epigenetic Clock; established DNA methylation as a leading biological-age biomarker.
• 39. Nir Barzilai, M.D. - Lead of the Longevity Genes Project and the TAME (Targeting Aging with Metformin) trial.
• 40. Brian Kennedy, Ph.D. - Director at NUS; former Buck Institute president; mTOR signaling and translational healthspan therapeutics.
• 41. Judith Campisi, Ph.D. (1948-2024) - Mapped the Senescence-Associated Secretory Phenotype (SASP).
• 42. James Kirkland, M.D., Ph.D. - Pioneered senolytics, including dasatinib + quercetin.
• 43. Vadim Gladyshev, Ph.D. - Harvard; computational biology of epigenetic clocks, redox regulation and extremophiles.
• 44. Valter Longo, Ph.D. - USC; pioneer of Fasting-Mimicking Diets, autophagy and nutrient-sensing longevity.
• 45. Matt Kaeberlein, Ph.D. - Gerontologist; former Dog Aging Project co-director; researcher on rapamycin and mTOR.
• 46. Vera Gorbunova, Ph.D. - Rochester; uncovered cancer-resistance mechanisms in naked mole-rats.
• 47. Luigi Fontana, M.D., Ph.D. - Clinical authority on dietary restriction and lifestyle-driven longevity in humans.
• 48. George Church, Ph.D. - Harvard synthetic biologist pioneering multiplex gene therapy for age reversal.
• 49. Manuel Serrano, Ph.D. - Pioneer in cellular senescence, tissue repair and in vivo reprogramming.
• 50. Vittorio Sebastiano, Ph.D. - Stanford; partial epigenetic reprogramming to rejuvenate human cells.
• 51. Alejandro Ocampo, Ph.D. - Co-authored landmark studies showing in vivo partial reprogramming can extend lifespan in mice.
• 52. Leonard Guarente, Ph.D. - MIT; identified sirtuins (SIR2) as longevity regulators.
• 53. David Sabatini, M.D., Ph.D. - Co-discovered mTOR complexes governing growth, autophagy and aging.
• 54. Morgan Levine, Ph.D. - Altos Labs; created PhenoAge and multi-omic biological clocks.
• 55. Eric Verdin, M.D. - CEO of the Buck Institute; histone deacetylases, NAD+ metabolism and immunosenescence.
• 56. Anne Brunet, Ph.D. - Stanford; epigenetics, neural stem cell aging and killifish longevity.
• 57. Juan Carlos Izpisua Belmonte, Ph.D. - Altos Labs; organ regeneration, chimera research and in vivo partial reprogramming.
• 58. Guido Kroemer, M.D., Ph.D. - Mapped cell death, mitochondrial membrane permeabilization and autophagy.
• 59. Pura Munoz-Canoves, Ph.D. - Muscle stem cell aging, proteostasis decline and regenerative failure.
• 60. Eric Topol, M.D. - Scripps Research Translational Institute; advocate for AI-driven personalized monitoring.
• 61. Danica Chen, Ph.D. - UC Berkeley; sirtuins, metabolic regulation and stem cell rejuvenation.
• 62. Vishwa Deep Dixit, DVM, Ph.D. - Yale; immune aging, metabolic inflammation and the inflammasome.
• 63. Shin-ichiro Imai, M.D., Ph.D. - NAD+ biology pioneer; systemic longevity network involving NAMPT and NMN.
• 64. Ken Raj, Ph.D. - Altos Labs; with Horvath showed epigenetic clocks apply across mammalian species.
• 65. Daniel Belsky, Ph.D. - Columbia epidemiologist; developed DunedinPACE, a clock measuring pace of aging.

IV. Systems Biology, Stem Cells and Regeneration (66-95)

• 66. Michael Levin, Ph.D. - Tufts; bioelectricity and morphogenetic fields in regeneration and cell fate.
• 67. Thomas Rando, M.D., Ph.D. - UCLA Broad Stem Cell Center; parabiosis and stem cell reactivation.
• 68. Irina Conboy, Ph.D. - UC Berkeley; heterochronic parabiosis and the dilution of old blood factors.
• 69. Michael West, Ph.D. - Founder of Geron and BioTime; pioneer in human embryonic stem cells.
• 70. Ana Maria Cuervo, M.D., Ph.D. - Albert Einstein College; chaperone-mediated autophagy and cellular waste cleanup.
• 71. Toren Finkel, M.D., Ph.D. - Aging Institute director at UPMC; oxidative stress, mitochondria and nutrient sensing.
• 72. Tony Wyss-Coray, Ph.D. - Stanford; young plasma factors and reversal of brain aging.
• 73. Amy Wagers, Ph.D. - Harvard; circulating factors regulating muscle and tissue regeneration.
• 74. Claudio Franceschi, M.D. - Coined "inflammaging", chronic low-grade inflammation as an aging driver.
• 75. Frank Madeo, Ph.D. - Discovered spermidine as an autophagy inducer extending lifespan across organisms.
• 76. Paul Robbins, Ph.D. - Minnesota; senolytic drug development.
• 77. Laura Niedernhofer, M.D., Ph.D. - DNA-repair-deficient mouse models and clearing senescent cells.
• 78. David Glass, M.D. - Regeneron; muscle atrophy, myostatin signaling and sarcopenia.
• 79. S. Jay Olshansky, Ph.D. - Demographer who established statistical bounds on human life expectancy and healthspan.
• 80. Eileen Crimmins, Ph.D. - USC demographer mapping biological-age biomarkers in large populations.
• 81. Luigi Ferrucci, M.D., Ph.D. - NIA Scientific Director; director of the Baltimore Longitudinal Study of Aging.
• 82. John Speakman, Ph.D. - Energy expenditure, metabolic rate and calorie restriction mechanisms.
• 83. Morten Scheibye-Knudsen, M.D., Ph.D. - Copenhagen; AI screening of compounds for DNA repair promotion.
• 84. Richard Morimoto, Ph.D. - Northwestern; heat shock response and proteostasis collapse in aging.
• 85. Gordon Lithgow, Ph.D. - Buck Institute; high-throughput chemical screening for life extension.
• 86. Coleen Murphy, Ph.D. - Princeton; reproductive aging and cognitive decline in model organisms.
• 87. Joseph Baur, Ph.D. - Penn; resveratrol, sirtuins and NAD+ metabolism in metabolic health.
• 88. Dudley Lamming, Ph.D. - Wisconsin; dietary amino acid restriction and healthspan.
• 89. Rozalyn Anderson, Ph.D. - Calorie restriction in rhesus monkeys and metabolic reprogramming.
• 90. Joao Passos, Ph.D. - Mayo Clinic; mitochondrial dysfunction-associated senescence and telomere damage.
• 91. Dario Valenzano, Ph.D. - Leibniz Institute on Aging; turquoise killifish aging genetics.
• 92. Mina Konigsberg, Ph.D. - Mexican biochemist on cellular stress, tissue repair and redox balance in aging.
• 93. Guang-Hui Liu, Ph.D. - Chinese Academy of Sciences; human stem cell aging, gene editing and primate rejuvenation.
• 94. Jing Qu, Ph.D. - Chinese stem cell biologist; endogenous retroviruses as drivers of senescence.
• 95. Felipe Sierra, Ph.D. - Former NIA Division of Aging Biology director; champion of the "geroscience" framing.

V. Transhumanism, Radical Longevity and Cryonics (96-125)

• 96. Aubrey de Grey, Ph.D. - Formulated the SENS framework of seven repairable damage categories; founder of LEV Foundation.
• 97. Robert Ettinger (1918-2011) - "Father of Cryonics"; author of The Prospect of Immortality (1962); founded the Cryonics Institute.
• 98. FM-2030 (1930-2000) - Transhumanist philosopher of functional immortality and post-human evolution.
• 99. Ray Kurzweil - Futurist and author of The Singularity Is Near; predicts technology-enabled radical life extension.
• 100. Max More, Ph.D. - Formalized Extropian philosophy; long-time CEO of Alcor.
• 101. Natasha Vita-More, Ph.D. - Designer and transhumanist scholar on human enhancement and extended life ethics.
• 102. Saul Kent (1939-2023) - Co-founder of Life Extension Foundation and Alcor; funder of cryonics and longevity science.
• 103. Bill Faloon - Co-founder of Life Extension Foundation; advocate for accessible supplements.
• 104. Nick Bostrom, Ph.D. - Oxford philosopher; author of The Fable of the Dragon-Tyrant.
• 105. Zoltan Istvan - Transhumanist activist; ran on pro-life-extension political platforms.
• 106. Michael Rae - SENS researcher; co-author of Ending Aging.
• 107. Ben Goertzel, Ph.D. - AI pioneer applying AGI to longevity genomics and biomedical modeling.
• 108. Alexey Turchin - Transhumanist scholar on risk mitigation and digital immortality.
• 109. Reason - Founder of Fight Aging!; CEO of Repair Biotechnologies.
• 110. Emil Kendziorra, M.D. - Founder and CEO of Tomorrow Bio, a European cryopreservation company.
• 111. Sonia Arrison - Author of 100+: How the Coming Age of Longevity Will Change Everything.
• 112. David Pearce - Philosopher; co-founder of Humanity+; author of The Hedonistic Imperative.
• 113. Anders Sandberg, Ph.D. - Oxford scholar on neuro-preservation, mind uploading and extreme lifespan ethics.
• 114. Sebastian Seung, Ph.D. - Princeton neuroscientist advancing connectomics.
• 115. Martine Rothblatt, Ph.D. - Founder of United Therapeutics; artificial organs and digital mind clones.
• 116. Kenneth Hayworth, Ph.D. - President of the Brain Preservation Foundation; aldehyde-stabilized preservation techniques.
• 117. Gregory Fahy, Ph.D. - Cryobiologist; organ vitrification and thymic rejuvenation (TRIIM trial).
• 118. Steve Bridge - Former Alcor president; standardized cryopreservation transport protocols.
• 119. Mike Darwin - Early cryonics researcher who advanced cardiopulmonary support and vitrification protocols.
• 120. Brian Wowk, Ph.D. - 21st Century Medicine physicist; inventor of advanced vitrification solutions.
• 121. Dennis Kowalski - President of the Cryonics Institute; paramedic modernizing emergency cryopreservation.
• 122. Ilia Stambler, Ph.D. - Historian and advocate mapping international geroscience policy.
• 123. Didier Coeurnelle - Co-chair of HEALES; European advocate for treating aging as a medical target.
• 124. Carlos Lopez-Otin, Ph.D. - Lead author of The Hallmarks of Aging (2013, 2023), the field's organizing framework.
• 125. Linda Chamberlain - Co-founder of Alcor (1972); built early preservation infrastructure.

VI. Popularizers, Media Figures and Clinical Translators (126-160)

• 126. Durk Pearson and Sandy Shaw - Authors of Life Extension (1982); brought supplement protocols into popular culture.
• 127. Peter Attia, M.D. - Host of The Drive; author of Outlive; advocate of "Medicine 3.0" and healthspan optimization.
• 128. Dan Buettner - National Geographic Fellow who documented the Blue Zones.
• 129. Rhonda Patrick, Ph.D. - Founder of FoundMyFitness; micronutrients, heat shock and stress adaptation.
• 130. Mark Hyman, M.D. - Functional medicine physician; author of Young Forever.
• 131. Brad Stanfield, M.B.Ch.B. - New Zealand physician translating longevity clinical trials for digital audiences.
• 132. Andrew Huberman, Ph.D. - Stanford neuroscientist; podcast popularizing sleep, circadian and metabolic protocols.
• 133. Mikhail Blagosklonny, M.D., Ph.D. - Oncologist; hyperfunction theory and rapamycin for aging.
• 134. Sandra Kaufmann, M.D. - Author of The Kaufmann Protocol; categorized anti-aging compounds by mechanism.
• 135. Dale Bredesen, M.D. - Author of The End of Alzheimer's; precision metabolic protocols for neurodegeneration.
• 136. Terry Wahls, M.D. - Popularized dietary interventions for autoimmune-driven decline.
• 137. Jeffrey Bland, Ph.D. - "Father of Functional Medicine".
• 138. Dean Ornish, M.D. - Showed lifestyle change can reverse coronary disease and lengthen telomeres.
• 139. Robert Lustig, M.D. - Framed hyperinsulinemia and fructose as drivers of metabolic aging.
• 140. James Clement - Author of The Switch; supercentenarian genome sequencing.
• 141. Andrea B. Maier, M.D., Ph.D. - NUS Centre for Healthy Longevity; translating biomarkers into preventive care.
• 142. Joan Mannick, M.D. - Led clinical trials showing mTOR inhibitors enhance immune function in older adults.
• 143. Norman "Ned" Sharpless, M.D. - Former NCI director; p16 biomarkers and senescence in tissues.
• 144. Thomas Perls, M.D. - Director of the New England Centenarian Study.
• 145. Heike Bischoff-Ferrari, M.D., DrPH - Zurich geriatrician; led the DO-HEALTH trial.
• 146. David Karow, M.D., Ph.D. - President of Human Longevity Inc.; whole-body MRI screening.
• 147. William Li, M.D. - Author of Eat to Beat Disease; angiogenesis and diet.
• 148. James DiNicolantonio, Pharm.D. - Author of The Longevity Solution; cardiovascular and mineral research.
• 149. David Perlmutter, M.D. - Neurologist; author of Grain Brain.
• 150. Daniel Amen, M.D. - Psychiatrist using brain SPECT imaging to promote brain-health protocols.
• 151. Jason Fung, M.D. - Nephrologist; popularized intermittent fasting for metabolic health.
• 152. Hal Barron, M.D. - CEO of Altos Labs; former GSK R&D chief and Genentech executive.
• 153. Michael Roizen, M.D. - Cleveland Clinic Chief Wellness Officer; author of The Great Age Reboot.
• 154. Sanjay Gupta, M.D. - Neurosurgeon and media correspondent; author of Keep Sharp.
• 155. David J. Waters, D.V.M., Ph.D. - Center for Exceptional Longevity Studies; studies of long-lived dogs.
• 156. William A. Haseltine, Ph.D. - Biotech pioneer; author on public health strategies for healthy aging.
• 157. Mark Mattson, Ph.D. - Former NIA neuroscientist; intermittent fasting and neuronal resilience.
• 158. Florence Comite, M.D. - Founder of the Comite Center for Precision Medicine.
• 159. Ron Klatz, M.D., D.O. - Co-founder and president of A4M, which trains physicians in anti-aging medicine.
• 160. Robert Goldman, M.D., D.O. - Co-founder and chairman of A4M.

VII. Investors, Venture Capitalists and Philanthropists (161-185)

• 161. Bryan Johnson - Creator of Project Blueprint; data-driven self-experimentation in rejuvenation.
• 162. Peter Thiel - Founders Fund; early funder of SENS, Methuselah Foundation and longevity biotechs.
• 163. Laura Deming - Founded the Longevity Fund at 18; VC dedicated to aging therapeutics.
• 164. Sam Altman - OpenAI CEO; invested $180M in Retro Biosciences.
• 165. Jeff Bezos - Reported primary backer of Altos Labs.
• 166. Yuri Milner - Co-backer of Altos Labs.
• 167. David Gobel - Co-founder of the Methuselah Foundation and the Mprize.
• 168. Jim Mellon - Investor; author of Juvenescence; co-founder of Juvenescence Ltd.
• 169. Sergey Young - Founder of Longevity Vision Fund; author of The Science and Technology of Growing Young.
• 170. Christian Angermayer - Apeiron Investment Group; investor in Cambrian Biopharma and others.
• 171. James Peyer, Ph.D. - Founder and CEO of Cambrian Biopharma.
• 172. Vitalik Buterin - Ethereum creator; major donor to SENS, Methuselah and open geroscience.
• 173. Marc Andreessen - Venture capitalist funding AI-driven drug discovery and biotech.
• 174. Tobias Lutke - Shopify founder; funder of open-science and healthspan initiatives.
• 175. Jed McCaleb - Astera Institute founder; funder of exploratory science and bio-infrastructure.
• 176. Garri Zmudze - Managing Partner at LongeVC.
• 177. Sergey Jakimov - Co-founder and Managing Partner at LongeVC.
• 178. Dmitry Kaminskiy - Head of Deep Knowledge Ventures; longevity sector analytics.
• 179. Nils Regge - Co-founder of Apollo Health Ventures.
• 180. Jens Eckstein, Ph.D. - Managing Partner at Apollo Health Ventures.
• 181. Patrick Collison - Stripe co-founder; Fast Grants and Arc Institute backer.
• 182. Brian Armstrong - Coinbase co-founder; ResearchHub and NewLimit backer.
• 183. Fred Ehrsam - Co-founder of Coinbase and Paradigm; investor in aging research.
• 184. Esther Dyson - Angel investor; founder of Wellville.
• 185. Vinod Khosla - Khosla Ventures; early-stage AI drug discovery and diagnostics.

VIII. Ecosystem Builders, Biotech CEOs and Innovators (186-200)

• 186. Alex Zhavoronkov, Ph.D. - CEO of Insilico Medicine; generative AI for aging targets and drug discovery.
• 187. Joe Betts-LaCroix - Founder and CEO of Retro Biosciences.
• 188. Celine Halioua - Founder and CEO of Loyal, developing lifespan-extension drugs for dogs; its lead program has reached a regulatory milestone on efficacy data (not full approval).
• 189. Nathaniel David, Ph.D. - Co-founder of Unity Biotechnology, an early senolytics company.
• 190. Kristen Fortney, Ph.D. - Co-founder and CEO of BioAge Labs.
• 191. Martin Borch Jensen, Ph.D. - CSO of Gordian Biotechnology; initiator of Impetus Grants.
• 192. Tina Woods - CEO of Business for Health; UK healthy-ageing policy advocate.
• 193. Stephanie Lederman - Executive Director of AFAR.
• 194. Margaretta Colangelo - Co-founder of Deep Knowledge Group; analyst of AI in longevity biotech.
• 195. David Luu, M.D. - Founder of longevitydocs; clinical education for longevity medicine.
• 196. Marco Quarta, Ph.D. - Co-founder and CEO of Rubedo Life Sciences.
• 197. Sonia Melo, Ph.D. - Portuguese researcher on exosome-mediated cell communication and aging signaling.
• 198. Lorna Harries, Ph.D. - University of Exeter; splicing factor restoration in senescent cells.
• 199. Peter Fedichev, Ph.D. - CEO of Gero; physics-based models of aging.
• 200. Andrei Seluanov, Ph.D. - Rochester; naked mole-rat cancer resistance and hyaluronan research with Gorbunova.

IX. Early Theorists, Gerontology Founders and Biochemical Foundations (201-225)

• 201. Charles-Edouard Brown-Sequard (1817-1894) - Reported self-injecting animal testicular extracts in 1889, launching organotherapy.
• 202. Serge Voronoff (1866-1951) - Grafted primate gland tissue in the 1920s; discredited but a landmark of rejuvenation history.
• 203. Eugen Steinach (1861-1944) - Austrian physiologist behind the "Steinach operation" and early sex-hormone research.
• 204. Charles Sedgwick Minot (1852-1914) - Harvard anatomist; The Problem of Age, Growth, and Death.
• 205. Raymond Pearl (1879-1940) - Rate-of-living hypothesis; early Drosophila longevity studies.
• 206. Benjamin Gompertz (1779-1865) - Described the exponential rise in adult mortality (Gompertz law).
• 207. Nathan Shock (1906-1989) - Founded the Baltimore Longitudinal Study of Aging.
• 208. Robert N. Butler (1927-2010) - Coined "ageism"; first director of the NIA.
• 209. Bernard Strehler (1925-2001) - Author of Time, Cells, and Aging.
• 210. Paul Moorhead - Co-discoverer with Hayflick of finite cell replicative lifespan (1961).
• 211. Leslie Orgel (1927-2007) - Proposed the "error catastrophe" hypothesis (1963).
• 212. Zhores Medvedev (1925-2018) - Soviet biochemist; macromolecular-damage theory of aging.
• 213. Rebeca Gerschman - Argentine physiologist; 1954 oxygen toxicity and free radicals work.
• 214. Irwin Fridovich - Co-discovered superoxide dismutase (1969).
• 215. Bruce Ames - Triage theory of micronutrient deficiency and mitochondrial decay.
• 216. Lester Packer - Antioxidant networks, lipoic acid and vitamin E recycling.
• 217. Caleb Finch - USC; Longevity, Senescence, and the Genome; inflammation and brain aging.
• 218. Michael R. Rose - UC Irvine; long-lived Drosophila lines; Evolutionary Biology of Aging.
• 219. James Vaupel - Demographer of mortality plateaus and heterogeneity at extreme ages.
• 220. James Carey - UC Davis; 1992 medfly study showing mortality leveling at advanced ages.
• 221. Edward Masoro - Mechanisms of calorie restriction in rodents.
• 222. George M. Martin - University of Washington; Werner syndrome; founder of modern biogerontology.
• 223. Richard Cutler - NIA; determinants of mammalian longevity.
• 224. Huber Warner - Long-time director of NIA's Biology of Aging Program.
• 225. Vladimir Anisimov - St. Petersburg gerontologist; melatonin and metformin lifespan studies.

X. Model-Organism Genetics and Evolution of Aging (226-255)

• 226. Michael Klass - Isolated the first long-lived C. elegans mutants (1983).
• 227. Thomas E. Johnson - Identified age-1 (1988), the first single-gene lifespan extension in animals.
• 228. David Friedman - Co-author with Johnson on age-1.
• 229. Siegfried Hekimi - McGill; clk-1 mutants, linking mitochondria to lifespan.
• 230. Linda Partridge - UCL/Max Planck; dietary restriction and insulin signaling in flies.
• 231. Heidi Tissenbaum - Showed with Guarente that extra sir-2.1 extends worm lifespan.
• 232. Andrew Dillin - Berkeley; cell-non-autonomous stress response signaling and longevity.
• 233. Pankaj Kapahi - Buck Institute; dietary restriction, TOR and glycation.
• 234. Malene Hansen - Buck Institute; autophagy in lifespan extension.
• 235. Adam Antebi - Max Planck Cologne; nutrient and hormone signaling in longevity.
• 236. Seung-Jae V. Lee - Korean geneticist mapping longevity pathways in C. elegans.
• 237. William Mair - Harvard; AMPK, CRTC-1 and dietary restriction.
• 238. Cole Haynes - Defined the mitochondrial unfolded protein response.
• 239. Keith Blackwell - Joslin; SKN-1/Nrf2 in stress resistance and longevity.
• 240. Monica Driscoll - Rutgers; discovered "exophers" in worms.
• 241. David Gems - UCL; hyperfunction and quasi-program view of aging.
• 242. Scott Pletcher - Michigan; sensory perception modulates Drosophila lifespan.
• 243. David W. Walker - UCLA; mitochondria and exercise in fly aging.
• 244. Daniel Gottschling - Calico; yeast replicative aging and vacuolar acidity.
• 245. Michael N. Hall - Basel; co-discovered TOR.
• 246. Shelley Berger - Penn; histone modifications in aging and metabolism.
• 247. Stuart K. Kim - Stanford; transcriptomic aging in worms and humans.
• 248. Gary Churchill - Jackson Laboratory; Diversity Outbred mice and aging traits.
• 249. Warren Ladiges - University of Washington; geropathology and mouse aging models.
• 250. Daniel Promislow - University of Washington; co-leader of the Dog Aging Project.
• 251. Kate Creevy - Texas A&M; Chief Veterinary Officer of the Dog Aging Project.
• 252. Alexey Moskalev - Russian biogerontologist; geroprotector databases.
• 253. Thomas Nystrom - Gothenburg; protein aggregation and asymmetric damage inheritance in yeast.
• 254. Sean Curran - USC; dietary and stress-response regulation of lifespan.
• 255. Arjumand Ghazi - Pittsburgh; insulin signaling and reproductive-longevity crosstalk.

XI. Cellular Senescence, Senolytics and Telomere Biology (256-285)

• 256. Jan van Deursen - Mayo Clinic; senescent-cell-clearing mouse models; Unity co-founder.
• 257. Darren Baker - Mayo Clinic; senescent-cell clearance with van Deursen.
• 258. Tamar Tchkonia - Mayo Clinic; helped develop senolytics.
• 259. Yi Zhu - Mayo Clinic; co-discoverer of dasatinib + quercetin senolytics.
• 260. Nathan LeBrasseur - Mayo Clinic; senescence, physical function and muscle.
• 261. Ming Xu - Senescent-cell transplantation and senolytic effects on function.
• 262. Peter Adams - Sanford Burnham Prebys; chromatin and senescence.
• 263. Jesus Gil - Imperial College; SASP regulation.
• 264. Marco Demaria - Groningen; senescence in cancer therapy and aging.
• 265. Domenico Coppe - Campisi lab; helped define the SASP.
• 266. Francis Rodier - Montreal; DNA damage response and SASP.
• 267. Valery Krizhanovsky - Weizmann; immune surveillance of senescent cells.
• 268. Scott Lowe - Memorial Sloan Kettering; senescence and tumor suppression.
• 269. Daniel Munoz-Espin - Cambridge; senolytic prodrugs and nanoparticles.
• 270. Mikolaj Ogrodnik - Senescent cells in neurodegeneration and tauopathy.
• 271. Peter de Keizer - Utrecht; FOXO4-DRI senolytic peptide.
• 272. Ana O'Loghlen - Queen Mary University of London; epigenetics and extracellular vesicles in senescence.
• 273. Thomas von Zglinicki - Newcastle; telomere damage, mitochondria and senescence.
• 274. Diana Jurk - Newcastle; telomere-associated damage in tissue aging.
• 275. Sundeep Khosla - Mayo Clinic; senescent cells and bone loss.
• 276. Jean Hebert - Albert Einstein College; proposed gradual brain-tissue replacement.
• 277. Corina Amor Vegas - Developed CAR-T cells targeting senescent cells (uPAR) in mice.
• 278. Titia de Lange - Rockefeller; shelterin and telomere protection.
• 279. Jerry Shay - UT Southwestern; hTERT immortalization of human cells.
• 280. Woodring Wright - UT Southwestern; co-discoverer of hTERT-driven immortalization.
• 281. Ronald DePinho - Showed telomerase reactivation reverses tissue degeneration in mice.
• 282. Calvin Harley - Geron co-founder; early telomerase pioneer.
• 283. Bill Andrews - Founder of Sierra Sciences; telomerase-activator advocate (contested).
• 284. Peter Lansdorp - Developer of Flow-FISH telomere length measurement.
• 285. Mary Armanios - Johns Hopkins; telomere biology disorders.

XII. Reprogramming, Epigenetic Clocks, DNA Repair and Emerging Rejuvenation Biotech (286-315)

• 286. Rudolf Jaenisch - MIT; iPSC therapeutic proof-of-concept and epigenetic reprogramming.
• 287. Konrad Hochedlinger - Harvard/MGH; mechanisms of cellular reprogramming.
• 288. Wolf Reik - Altos Labs Cambridge; epigenetic rejuvenation.
• 289. Yuancheng Lu - Co-led 2020 optic nerve vision restoration via partial reprogramming (OSK).
• 290. Ake T. Lu - Horvath lab; pan-mammalian epigenetic clocks.
• 291. Trey Ideker - UCSD systems biologist; molecular networks of aging.
• 292. Michael Snyder - Stanford; multi-omics "ageotypes".
• 293. Andrew Teschendorff - Computational epigeneticist (EpiTOC and related clocks).
• 294. Gregory Hannum - Developer of the Hannum epigenetic clock (2013).
• 295. Albert Higgins-Chen - Yale; PC clocks improving reliability.
• 296. Mahdi Moqri - Harvard; standards for biomarkers of aging.
• 297. Peter Walter - Altos Labs; unfolded protein response pioneer.
• 298. Richard Klausner - Altos Labs co-founder; former NCI director.
• 299. Noah Davidsohn - Co-founder of Rejuvenate Bio.
• 300. Jacob Kimmel - Co-founder of NewLimit.
• 301. Blake Byers - Investor and NewLimit co-founder.
• 302. Daniel Ives - CEO of Shift Bioscience; single-gene rejuvenation targets.
• 303. K. Lenhard Rudolph - Leibniz Institute on Aging (Jena); stem cell aging and telomeres.
• 304. Weiqi Zhang - Beijing; human aging cell atlases.
• 305. Hiroshi Kondoh - Kyoto; senescence and metabolic regulation.
• 306. Masashi Narita - Cambridge; senescence, autophagy and chromatin.
• 307. Lindsay Wu - UNSW; NAD+ metabolism and aging.
• 308. Nigel Turner - UNSW; mitochondria and NAD+ precursors.
• 309. Makoto Kuro-o - Discovered the longevity gene klotho (1997).
• 310. Dena Dubal - UCSF; klotho enhances cognition.
• 311. Ilaria Bellantuono - Sheffield; frailty and senolytic bone interventions.
• 312. Derrick Rossi - mRNA-based reprogramming; Moderna co-founder.
• 313. Tomas Lindahl - Nobel laureate; DNA base-excision repair.
• 314. Aziz Sancar - Nobel laureate; nucleotide excision repair.
• 315. Paul Modrich - Nobel laureate; DNA mismatch repair.

XIII. Mitochondria, NAD+, Metabolism and Intervention Testing (316-345)

• 316. Douglas Wallace - Pioneer of mitochondrial genetics and mtDNA disease.
• 317. Nils-Goran Larsson - Mitochondrial geneticist; mtDNA mutator mice.
• 318. Gerald Shadel - Salk; mtDNA stress, innate immunity and aging.
• 319. Johan Auwerx - EPFL; NAD+ metabolism and mitophagy.
• 320. Charles Brenner - Discovered nicotinamide riboside as a vitamin B3 form.
• 321. Simon Melov - Buck; mitochondrial oxidative stress.
• 322. Marcia Haigis - Harvard; mitochondrial sirtuins.
• 323. Reuben Shaw - Salk; AMPK and LKB1 signaling.
• 324. Satchin Panda - Salk circadian biologist; time-restricted eating.
• 325. Krista Varady - UIC; alternate-day fasting trials.
• 326. Eric Ravussin - Pennington; CALERIE human calorie restriction trial.
• 327. Leanne Redman - Pennington; metabolic adaptation in CALERIE.
• 328. Susan B. Roberts - CALERIE investigator.
• 329. Ronald Evans - Salk; nuclear receptors and "exercise mimetics".
• 330. Bruce Spiegelman - Harvard; discoverer of PGC-1alpha.
• 331. David Le Couteur - Sydney geriatrician; nutritional geometry and aging.
• 332. Stephen Simpson - Sydney; geometric framework of macronutrients and lifespan.
• 333. Michael Ristow - ETH; proposed mitohormesis.
• 334. C. Ronald Kahn - Joslin; insulin signaling and longevity.
• 335. Dominic D'Agostino - USF; ketones and metabolic therapy.
• 336. John Newman - Buck; ketone-based interventions.
• 337. David Harrison - Jackson Laboratory; NIA Interventions Testing Program.
• 338. Randy Strong - UT Health San Antonio; ITP rapamycin studies.
• 339. Z. Dave Sharp - Co-author of the 2009 study showing rapamycin extends mouse lifespan.
• 340. Arlan Richardson - Oklahoma; dietary restriction and oxidative stress.
• 341. Veronica Galvan - Rapamycin in Alzheimer's mouse models.
• 342. Lloyd Klickstein - Early clinical development of mTOR inhibitors for immune aging.
• 343. Jose Vina - Valencia; free radicals, frailty and antioxidants.
• 344. Sebastian Brandhorst - USC; fasting-mimicking diet research with Longo.
• 345. Richard Weindruch - Wisconsin; rhesus calorie restriction studies.

XIV. Immunity, Stem Cells, Regeneration and Proteostasis (346-375)

• 346. Janko Nikolich-Zugich - Arizona; T-cell aging and vaccine response.
• 347. Jorg Goronzy - Stanford; immune system aging.
• 348. Cornelia Weyand - T-cell metabolism and autoimmune aging.
• 349. Rita Effros - UCLA; T-cell replicative senescence.
• 350. Graham Pawelec - Tubingen; immunosenescence and CMV.
• 351. Hartmut Geiger - Ulm; hematopoietic stem cell aging.
• 352. Margaret Goodell - Baylor; clonal hematopoiesis.
• 353. Benjamin Ebert - Dana-Farber; clonal hematopoiesis.
• 354. Siddhartha Jaiswal - Stanford; clonal hematopoiesis and cardiovascular risk.
• 355. Irving Weissman - Stanford; isolation of hematopoietic stem cells.
• 356. Helen Blau - Stanford; muscle stem cell aging and rejuvenation.
• 357. Fred "Rusty" Gage - Salk; adult neurogenesis in humans.
• 358. Salvador Aznar Benitah - IRB Barcelona; stem cells, circadian rhythm and aging.
• 359. Emmanuelle Passegue - Columbia; hematopoietic stem cells.
• 360. Hiromitsu Nakauchi - Stanford/Tokyo; interspecies organ generation.
• 361. Anthony Atala - Wake Forest; tissue engineering.
• 362. Jennifer Elisseeff - Johns Hopkins; regenerative biomaterials.
• 363. Yoshinori Ohsumi - 2016 Nobel laureate; autophagy mechanisms.
• 364. Beth Levine (1960-2020) - Autophagy pioneer; identified Beclin 1.
• 365. Daniel Klionsky - Michigan; helped define autophagy as a field.
• 366. Noboru Mizushima - Tokyo; autophagy-related genes.
• 367. F. Ulrich Hartl - Max Planck; chaperones and protein folding.
• 368. Jeffery Kelly - Scripps; proteostasis.
• 369. Judith Frydman - Stanford; chaperones and protein aggregation.
• 370. Randal Kaufman - Unfolded protein response.
• 371. Michael Conboy - Berkeley; blood factors and rejuvenation with Irina Conboy.
• 372. Hans Clevers - Organoid pioneer enabling aging and regeneration models.
• 373. Kazutoshi Mori - Kyoto; discovered the unfolded protein response.
• 374. Francis Collins - Helped identify the progeria gene; former NIH director.
• 375. Leslie Gordon - Progeria Research Foundation; lonafarnib development.

XV. Human Longevity, Epidemiology and Clinical Geroscience (376-405)

• 376. Kaare Christensen - Danish twin studies of longevity heritability.
• 377. P. Eline Slagboom - Leiden; longevity family studies.
• 378. Rudi Westendorp - Leiden; aging and longevity families.
• 379. Joris Deelen - Max Planck; genetics of human longevity.
• 380. Paola Sebastiani - Biostatistician; centenarian genetics.
• 381. Yousin Suh - Columbia; centenarians and genome stability.
• 382. Gil Atzmon - Albert Einstein; centenarian genetics.
• 383. Michel Poulain - Demographer; helped identify the Sardinian longevity zone.
• 384. Gianni Pes - Co-discoverer of the Sardinian longevity zone.
• 385. Jeanne Calment (1875-1997) - Verified longevity record-holder at 122 years.
• 386. Robert Young - Supercentenarian verification specialist.
• 387. Craig Willcox - Okinawa Centenarian Study.
• 388. Bradley Willcox - Okinawa Centenarian Study co-lead.
• 389. Makoto Suzuki - Founder of the Okinawa Centenarian Study.
• 390. Stephen Kritchevsky - Wake Forest; clinical geroscience trials.
• 391. Anne Newman - Pittsburgh epidemiologist; aging and function.
• 392. Jeremy Walston - Johns Hopkins; frailty.
• 393. Linda Fried - Columbia; defined the frailty phenotype.
• 394. Jack Guralnik - Physical performance measures in aging research.
• 395. Marco Pahor - Led the LIFE trial in older adults.
• 396. George Kuchel - UConn geriatrician and aging center director.
• 397. Elissa Epel - UCSF; stress, telomeres and aging.
• 398. Jue Lin - UCSF telomere biologist.
• 399. Avshalom Caspi - Co-lead of the Dunedin Study.
• 400. Terrie Moffitt - Co-lead of the Dunedin Study.
• 401. Sofiya Milman - Centenarians' offspring and longevity genetics.
• 402. Jamie Justice - Executive Director of XPRIZE Healthspan.
• 403. Jennifer Garrison - Buck Institute; reproductive aging.
• 404. Sarah Harper - Oxford; population aging.
• 405. Andrew Scott - London Business School; co-author of The 100-Year Life.

XVI. Comparative Biology and Cancer Resistance (406-415)

• 406. Rochelle Buffenstein - Calico; naked mole-rat longevity.
• 407. Joao Pedro de Magalhaes - Liverpool; AnAge and HAGR databases.
• 408. Joshua Schiffman - Utah oncologist; elephant TP53 and cancer resistance.
• 409. Vincent Lynch - Buffalo; elephant tumor-suppression genes.
• 410. Carlo Maley - ASU; evolution of cancer and Peto's paradox.
• 411. Richard Peto - Oxford; posed Peto's paradox.
• 412. Alessandro Cellerino - Pisa; turquoise killifish.
• 413. Matthias Platzer - Jena; sequenced the killifish genome.
• 414. Julius Nielsen - Led the study estimating Greenland shark lifespans at centuries.
• 415. Alexey Kondrashov - Evolutionary geneticist; mutation load and aging.

XVII. Policy, Institutions, Advocacy and Media (416-440)

• 416. Richard Hodes - Long-time director of the National Institute on Aging.
• 417. Mehmood Khan - CEO of Hevolution Foundation.
• 418. Jim O'Neill - Former SENS Research Foundation CEO; later senior U.S. health policy roles.
• 419. Joon Yun - Investor; launched the Palo Alto Longevity Prize.
• 420. Keith Comito - Co-founder of Lifespan.io.
• 421. Oliver Medvedik - Cooper Union; Lifespan.io co-founder.
• 422. Elena Milova - Russian advocate; Science for Life Extension co-founder.
• 423. Mikhail Batin - Russian advocate; Open Longevity founder.
• 424. Vladimir Skulachev (1935-2023) - Russian biochemist; programmed aging ("phenoptosis") and SkQ.
• 425. Josh Mitteldorf - Biologist and author promoting programmed-aging theory (contested).
• 426. Dave Asprey - Biohacking popularizer; Bulletproof founder.
• 427. Kris Verburgh - Belgian physician; author of The Longevity Code.
• 428. Antonio Regalado - MIT Technology Review journalist covering Altos, Retro and others.
• 429. Stephen S. Hall - Author of Merchants of Immortality (2003).
• 430. Jonathan Weiner - Author of Long for This World.
• 431. Bill Gifford - Author of Spring Chicken.
• 432. Liz Parrish - BioViva CEO; self-experimental gene therapy claims (contested).
• 433. Harold Katcher - Yuvan Research co-founder; plasma "E5" claims (contested).
• 434. Alana Officer - WHO lead for the Decade of Healthy Ageing.
• 435. Laura Carstensen - Founder of the Stanford Center on Longevity.
• 436. Ken Dychtwald - Age Wave founder.
• 437. Paul Irving - Milken Institute Center for the Future of Aging.
• 438. Michael Hodin - Founder of the Global Coalition on Aging.
• 439. Peter Diamandis - XPRIZE founder; co-founder of Human Longevity Inc.
• 440. J. Craig Venter - Genomics pioneer; founder of Human Longevity Inc.

XVIII. Cryonics, Transhumanism and Futurists (441-456)

• 441. Julian Huxley - Popularized the term "transhumanism" (1957).
• 442. Nikolai Fyodorov - Russian philosopher; Cosmism and conquering death.
• 443. Marvin Minsky - AI pioneer; Alcor scientific advisor.
• 444. Terry Grossman - Physician; co-author of Fantastic Voyage with Kurzweil.
• 445. James Hughes - Sociologist and bioethicist; IEET founder.
• 446. Gennady Stolyarov II - U.S. Transhumanist Party leader.
• 447. Maria Konovalenko - Russian life-extension advocate.
• 448. Jose Luis Cordeiro - Futurist; author of The Death of Death.
• 449. David Wood - London Futurists chair.
• 450. Ralph Merkle - Cryptographer and nanotechnologist; cryonics advocate.
• 451. K. Eric Drexler - Nanotechnology theorist (Engines of Creation).
• 452. Robert Freitas - Nanomedicine author.
• 453. Robert McIntyre - Co-founder of Nectome; aldehyde-stabilized preservation.
• 454. James Bedford (1893-1967) - First person cryopreserved (1967).
• 455. Fred Chamberlain - Co-founder of Alcor.
• 456. Michael Fossel - Author of Reversing Human Aging; telomerase-therapy advocate.

XIX. Clinical, Biomedical and Systems Scientists (457-479)

• 457. Bruce Yankner - Harvard; brain aging and REST.
• 458. Carol Barnes - Arizona; cognitive aging.
• 459. Peter Libby - Harvard cardiologist; inflammation in cardiovascular disease.
• 460. Paul Ridker - Led the CANTOS trial of anti-inflammatory therapy in heart disease.
• 461. Jonathan Tilly - Northeastern; ovarian stem cell work (contested).
• 462. Kutluk Oktay - Fertility preservation and ovarian aging pioneer.
• 463. Robert Weinberg - MIT; telomerase and cancer hallmarks.
• 464. Douglas Hanahan - Co-author of Hallmarks of Cancer, which inspired the Hallmarks of Aging.
• 465. Anthony Cerami - Advanced glycation end-products (AGEs).
• 466. Vincent Monnier - Glycation in aging.
• 467. Thomas Flatt - Evolutionary genetics of aging in flies.
• 468. Collin Ewald - ETH; extracellular matrix and longevity.
• 469. Aleksandra Trifunovic - Cologne; mtDNA mutations in aging.
• 470. Thomas Langer - Max Planck; mitochondrial quality control.
• 471. David Furman - Buck/Stanford; inflammatory age metrics.
• 472. Daniel Rudman - Author of the 1990 growth-hormone study in older men.
• 473. Stephen Spindler - UC Riverside; calorie-restriction mimetics.
• 474. Rudolph Tanzi - Harvard; Alzheimer's genetics and brain aging.
• 475. Leroy Hood - Systems biologist; longitudinal wellness studies.
• 476. Nathan Price - Systems biologist; personalized wellness and aging data.
• 477. Edward Lakatta - NIA; cardiovascular aging.
• 478. George Roth - NIA; primate calorie restriction; GeroScience co-founder.
• 479. Donald Ingram - NIA; primate calorie restriction and mimetics.

XX. Funders, Founders and Biotech Operators (480-500)

• 480. Larry Ellison - Funded the Ellison Medical Foundation's aging-research program.
• 481. Paul F. Glenn - Founded the Glenn Foundation for Medical Research.
• 482. Sergey Brin - Google co-founder; early Calico backer.
• 483. Larry Page - Google co-founder; Calico founding backer.
• 484. Arthur Levinson - Former Genentech CEO; Calico CEO.
• 485. David Botstein - Geneticist; Calico chief scientific officer.
• 486. Bill Maris - Founder of Google Ventures; helped launch Calico.
• 487. Greg Bailey - Juvenescence co-founder and senior executive.
• 488. Michael Greve - Founder of Forever Healthy Foundation and Kizoo.
• 489. Thomas Okarma - Geron CEO during the first embryonic stem cell clinical trial.
• 490. Daniel Kraft - Physician-inventor; Exponential Medicine founder.
• 491. Anirvan Ghosh - Former CEO of Unity Biotechnology.
• 492. Robert Hariri - Founder of Celularity.
• 493. Eric Marcotulli - CEO of Elysium Health.
• 494. Rob Fried - CEO of ChromaDex.
• 495. Alex Aliper - Co-founder and president of Insilico Medicine.
• 496. Feng Ren - Chief scientific officer at Insilico Medicine.
• 497. Matthew Scholz - Co-founder of Oisin Biotechnologies; gene therapies against senescent cells.
• 498. Yuri Deigin - Co-founder of Youthereum Genetics.
• 499. Alexandra Stolzing - Loughborough; stem cell aging and regenerative medicine.
• 500. Gil Blander - Founder of InsideTracker.