Podcast:Lex Fridman Podcast Published On: Wed Aug 11 2021 Description: Matt Walker is a sleep scientist at Berkeley, author of Why We Sleep, and the host of a new podcast called The Matt Walker Podcast. Please support this podcast by checking out our sponsors: - Stamps.com: https://stamps.com and use code LEX to get free postage & scale - Squarespace: https://lexfridman.com/squarespace and use code LEX to get 10% off - Athletic Greens: https://athleticgreens.com/lex and use code LEX to get 1 month of fish oil - BetterHelp: https://betterhelp.com/lex to get 10% off - Onnit: https://lexfridman.com/onnit to get up to 10% off EPISODE LINKS: Matt's Podcast: https://themattwalkerpodcast.buzzsprout.com/ Matt's Twitter: https://twitter.com/sleepdiplomat Matt's Instagram: https://www.instagram.com/drmattwalker Matt's Website: https://www.sleepdiplomat.com/ PODCAST INFO: Podcast website: https://lexfridman.com/podcast Apple Podcasts: https://apple.co/2lwqZIr Spotify: https://spoti.fi/2nEwCF8 RSS: https://lexfridman.com/feed/podcast/ YouTube Full Episodes: https://youtube.com/lexfridman YouTube Clips: https://youtube.com/lexclips SUPPORT & CONNECT: - Check out the sponsors above, it's the best way to support this podcast - Support on Patreon: https://www.patreon.com/lexfridman - Twitter: https://twitter.com/lexfridman - Instagram: https://www.instagram.com/lexfridman - LinkedIn: https://www.linkedin.com/in/lexfridman - Facebook: https://www.facebook.com/lexfridman - Medium: https://medium.com/@lexfridman OUTLINE: Here's the timestamps for the episode. On some podcast players you should be able to click the timestamp to jump to that time. (00:00) - Introduction (09:56) - Putin moment: Lex takes Matt's sunglasses (10:17) - Fascination with sleep (14:26) - Why do we sleep? (22:58) - Computer vision for driver assistance (32:19) - Consciousness is fundamental (40:25) - Lex on human to robot connection (42:52) - Scent of a Woman is better than "John Wick" (54:33) - Distinction between coffee and caffeine (1:20:17) - The science of 'sleeping on it' (1:34:10) - Lex on his sleeping schedule (1:59:14) - Chronotypes (2:06:44) - How to overcome insomnia (2:24:07) - Diet and sleep (2:33:03) - Where do dreams come from? (2:46:41) - How sleep affects emotions (2:53:35) - Meaning of life