For millennia, psychedelic substances have been used as sacraments, medicines, and tools to shift consciousness and expand the mind. Why have these compounds captivated humans for so long and how do they actually work in the brain? Activist Rick Doblin, neuroscientist Gül Dölen, and musician/comedian Reggie Watts join Brian Greene for a mind-bending conversation about these “magic molecules” and their transformative power. #psychedelic #psychedelictherapy #science #LSD #psilocybin #MDMA #neuroplasticity