Dr. David Spiegel is Willson Professor and Associate Chair of Psychiatry & Behavioral Sciences, Director of the Center on Stress and Health, and Medical Director of the Center for Integrative Medicine at Stanford University School of Medicine, where he has been a member of the academic faculty since 1975. He is the founder of Reveri, the world's first interactive self-hypnosis app. This episode is brought to you by: Momentous high-quality supplements: https://livemomentous.com/tim (code TIM for 20% off) Helix Sleep premium mattresses: https://helixsleep.com/tim (20% off all mattress orders and two free pillows) AG1 all-in-one nutritional supplement: https://drinkag1.com/tim (1-year supply of Vitamin D (and 5 free AG1 travel packs) with your first subscription purchase.) Reveri: https://www.reveri.com/ Links to everything discussed: https://tim.blog/2024/04/10/dr-david-spiegel-hypnosis/ Sign up for "5-Bullet Friday" (Tim's free weekly email newsletter): https://go.tim.blog/5-bullet-friday-yt/ Follow the Tim Ferriss Podcast: https://tim.blog/podcast/ Visit the Tim Ferriss Blog: https://tim.blog/ Follow Tim Ferriss on Twitter: https://twitter.com/tferriss/ Follow Tim Ferriss on Instagram: https://www.instagram.com/timferriss/ Like Tim Ferriss on Facebook: https://www.facebook.com/TimFerriss/