Fact-check your favorite guru
Influencer scorecards
We name names, factually. For each communicator: where the weight of independent evidence lands on their testable claims, and the conflicts of interest worth knowing. Grouped by their primary public role.
Research Scientists 8
Academics publishing primary research. Strongest on their home turf — and watched closest when a claim leans on their own lab.
Dr. David Sinclair
Harvard geneticist · longevity communicator
Dr. Nick Norwitz
Oxford/Harvard researcher · low-carb advocate
Dr. Satchin Panda
PhD · Salk Institute circadian biologist · discoverer of melanopsin's clock role
Dr. Valter Longo
PhD · Director, USC Longevity Institute · fasting-mimicking diet (FMD) researcher
Dr. Andrew Huberman
Neuroscientist (Stanford) · host of the Huberman Lab podcast
Dr. Michael Israetel
PhD sport physiology · co-founder Renaissance Periodization · hypertrophy/nutrition communicator
Prof. Tim Spector
Professor of genetic epidemiology, King's College London · TwinsUK director · ZOE co-founder
Dr. Darren Candow
PhD · Professor of Kinesiology, University of Regina · director, Aging Muscle & Bone Health Lab · creatine researcher
Medical Doctors 9
Clinicians and physician-communicators translating the evidence for a wide audience.
Dr. Peter Attia
Physician · author of 'Outlive' · host of The Drive
Dr. Jason Fung
Nephrologist · fasting advocate · author of The Obesity Code
Dr. Robert Lustig
Pediatric endocrinologist (UCSF) · 'Sugar: The Bitter Truth'
Dr. Eric Topol
Cardiologist · Scripps Research · author of 'Super Agers'
Dr. Georgia Ede
Harvard-trained psychiatrist · nutritional/metabolic psychiatry
Dr. Neal Barnard
Physician-researcher (GWU) · founder of PCRM · plant-based advocate
Dr. Michael Greger
Physician-communicator · NutritionFacts.org · 'How Not to Die'
Dr. Dean Ornish
Physician-researcher (UCSF) · comprehensive lifestyle program
Dr. Abraham Morgentaler
Urologist (Harvard Medical School) · founder of Men's Health Boston · 'Testosterone for Life'
Alternative Health 3
Advocates and lifestyle communicators. Graded on their public health claims, not their credentials.
Jessie Inchauspé (Glucose Goddess)
Biochemist (MSc) · blood-sugar author
Dr. Shawn Baker
Orthopedic surgeon · carnivore-diet advocate ('The Carnivore Diet')
Dr. Paul Saladino
MD (psychiatry) · 'Carnivore Code' / animal-based advocate
Verdicts read relative to each person's stance — green means the evidence backs them, red means it cuts against them. Their own research network is excluded as evidence. Roles reflect primary public activity, not credentials.