Sleep scientists Antonio Zadra and Robert Stickgold chat with Trey Elling about WHEN BRAINS DREAM: EXPLORING THE SCIENCE AND MYSTERY OF SLEEP, including: why Freud receives too much credit regarding dreams, how the discovery of REM sleep in the 1950s was a game-changer, how sleep uses dreams to process memories and emotions, whether dogs dream, an explanation of their NEXTUP model of dream function, how REM sleep and taking LSD illicit a similar chemical reaction in the brain, dream incubation, lucid dreams, PTSD-induced dreams, and more.