Michael Pollan is an author, journalist, activist, and professor of journalism at the UC Berkeley Graduate School of Journalism. His new book "How To Change Your Mind" is available now. "How To Change Your Mind" on Amazon: https://www.amazon.com/Change-Your-Mind-Consciousness-Transcendence/dp/1594204225/ref=asap_bc?ie=UTF8 Learn more about your ad choices. Visit podcastchoices.com/adchoices