About the guest: Melissa Sharpe, PhD is a neuroscientist. Her lab at the University of Sydney studies reinforcement and reward learning in rodents.Episode summary: Nick and Dr. Sharpe discuss: dopamine and its association with reward learning and motivation; reinforcement learning & the brain; the lateral hypothalamus and feeding behavior; and more. Related episodes:Drugs, Addiction & Neuroplasticity: Psychedelics, MDMA, Opioids, Cocaine, Amphetamine (Adderall), Nicotine, Marijuana & Alcohol | Robert Malenka | #162Neuroscience of Pleasure, Reward, Liking vs. Wanting, Motivation, Food vs. Drug Addiction & Emotion | Kent Berridge | #94*This content is never meant to serve as medical advice.Support the Show.All episodes (audio & video), show notes, transcripts, and more at the M&M Substack Try Athletic Greens: Comprehensive & convenient daily nutrition. Free 1-year supply of vitamin D with purchase.Try SiPhox Health—Affordable, at-home bloodwork w/ a comprehensive set of key health marker. Use code TRIKOMES for a 10% discount.Try the Lumen device to optimize your metabolism for weight loss or athletic performance. Use code MIND for $50 off.Learn all the ways you can support my efforts