# Measure Age Reversal Instead of Waiting for Longevity by Peter Diamandis > "When we created the $101 million Healthspan XPRIZE, Peter Thiel and Aubrey de Grey proposed a longevity prize, but I did not know how to measure longevity without waiting twenty or thirty years. George Church said, ‘Forget longevity; measure age reversal.’ If a treatment makes someone functionally twenty years younger, that can be measured within days." > **— Peter Diamandis**, *MOONSHOTS Live, September 25, 2026* ## Sources and Context - **Recording or publication:** [MOONSHOTS Live at 48:50](https://www.youtube.com/watch?v=Cbk7hdOwJj4&t=2930s) — The poster preserves the complete source object used in the research dossier; square brackets or ellipses, when present, are visible editorial repairs inherited from the reconciled source record. - **Reconciled source dossier:** [[research/Jensen Pushes Back on Doomers Moonshots Live|Jensen Pushes Back on Doomers Moonshots Live]] — preserves transcript order, speaker attribution, editorial conventions, and the surrounding argument from which this Reminder was promoted. ## Related Articles and Collections - **Collection:** [[collections/Neurotech|Neurotech]] - **Collection:** [[collections/Consciousness Continuity|Consciousness Continuity]] - **Collection:** [[collections/Simple Reminders|Simple Reminders]] - **Article:** [[articles/Longevity Escape Velocity|Longevity Escape Velocity]] - **Article:** [[articles/Vertically Integrating an AI Superpower from AI Factory to Citizen|Vertically Integrating an AI Superpower]] ## Related Topics - [[wiki/Peter Diamandis|Peter Diamandis]] - [[wiki/Age Reversal|Age Reversal]] - [[wiki/Longevity Escape Velocity|Longevity Escape Velocity]] ## Share on Social Media ``` "When we created the $101 million Healthspan XPRIZE, Peter Thiel and Aubrey de Grey proposed a longevity prize, but I did not know how to measure longevity without waiting twenty or thirty years. George Church said, ‘Forget longevity; measure age reversal.’ If a treatment makes someone functionally twenty years younger, that can be measured within days." — Peter Diamandis, MOONSHOTS Live, September 25, 2026 https://bryantmcgill.com/simple-reminders-peter-diamandis-measure-age-reversal-instead-waiting-longevity ```