Roland Griffiths, a behavioral biology professor and director at Johns Hopkins' new Center for Psychedelic and Consciousness Research, discusses groundbreaking research on psilocybin's therapeutic potential. Matthew Johnson, an expert in addiction, highlights psilocybin's promise in treating nicotine dependence. Together, they explore the ambitious goals of the center, including tackling PTSD, Alzheimer's, and more, while emphasizing the importance of meticulous scientific study and ethical considerations in psychedelic research.