The authorities behind every answer.
Raphael is constrained to the published work of these 32 clinicians, researchers, and performance experts. When they agree, Raphael says so. When they disagree, Raphael shows the disagreement.
The 32 Authorities.
Trevor Bachmeyer
Practitioner education & longevity protocols
Dr. William Seeds
MDPeptide therapy clinical practice
Dr. Neil Paulvin
DOLongevity & functional medicine
Dr. Rob Kominarek
MDAnti-aging & regenerative medicine
Dr. Craig Koniver
MDPerformance medicine & IV therapy
Dr. Kent Holtorf
MDEndocrinology & chronic illness
Dr. Matthew Cook
MDRegenerative orthopedics
Dr. Edwin Lee
MDEndocrinology & metabolic health
Dr. Amy Killen
MDAesthetics & sexual health
Dr. Elizabeth Yurth
MDCellular & joint health
Dr. Shaun Noorian
Compounding & supply chain integrity
Dr. Michael Aziz
MDInternal medicine & longevity
Dr. Vladimir Khavinson
MD, PhDPeptide bioregulators (Khavinson school)
Dr. Irina Conboy
PhDAging & regenerative biology
Dr. Loren Pickart
PhDGHK-Cu mechanism & gene expression
Dr. Felipe Sierra
PhDGeroscience & translational aging
Dr. Nir Barzilai
MDMetabolic aging & TAME framework
Dr. Steven Austad
PhDComparative biology of aging
Dr. David Sinclair
PhDSirtuin biology & longevity
Dr. Valter Longo
PhDNutrition & fasting-mimetic biology
Ben Greenfield
Endurance, biohacking & integrative practice
Jay Campbell
Hormone optimization & peptide education
Nathalie Niddam
Bioregulator peptides & longevity coaching
Dave Asprey
Biohacking & supplement science
Dr. Andrew Huberman
PhDNeuroscience-led performance education
Dr. Peter Attia
MDLongevity & metabolic medicine
Tim Gray
Health optimization protocols
Siim Land
Metabolic flexibility & longevity
Dr. Mark Gordon
MDNeuroendocrinology & TBI recovery
Dr. George Shapiro
MDCardiology & peptide adjuncts
Dr. Florence Comite
MDPrecision longevity medicine
Dr. Mikhail Kogan
MDIntegrative geriatrics
Indexed roster current through 2026. Authorities are added when their body of work meets ADAM's editorial and citation-density standards.