About
Timothy Ferriss (born July 20, 1977) is an American entrepreneur, investor, author, podcaster, and lifestyle guru. He is known for his 4-Hour self-help book series—including The 4-Hour Work Week, The 4-Hour Body, and The 4-Hour Chef—that focused on lifestyle optimizations, but he has since reconsidered this approach. He also supports scientific research into psychedelic treatments.
Videos

Reversing Type 2 Diabetes and Rowing 2,750 Miles — Sami Inkinen of Virta Health
2026

Cathy Lanier: My Story of Workplace Harassment As a Police Officer
2026

The Most Incredible Transformation I’ve Ever Seen — Jerzy Gregorek on Cerebral Palsy and Coaching
2026

PRISONER NO MORE: The True Story of Tae Jin Park
2026

My Current Longevity Stack
2026

Pelted With Bricks for 5 Days as a Rookie Cop — Cathy Lanier
2026

Most AI Companies Won’t Survive (Tech Investor Explains)
2026

Pregnant at 14, DC's Top Cop at 39 — The Unbelievable Story of Cathy Lanier
2026

Practice Being Broke Before Quitting Your Job — Michelle Khare
2026

The AI Frontier and How to Spot Billion-Dollar Companies Before Everyone Else — Elad Gil
2026
