Since the publication of Michael Pollan’s bestseller, How to Change Your Mind, more people than ever have gotten comfortable trying psychedelics. And a few of them have died. We look into two cases and ask, who’s responsible for warning people about the dangers? And we explore one important motivation for keeping quiet about them: money.

CREDITS Cover Story is a production of New York magazine. Power trip is co-created, produced, and reported by David Nickles and Lily Kay Ross. Our senior producers are Marianne McCune and Whitney Jones. Also produced by Tarkor Zehn, Liza Yeager, Noor Bouzidi, and iO Tillett Wright. Our executive producer and editor is Hanna Rosin. With additional editing help by Nichole Hill. Sound design and scoring by Brandon McFarland. Additional sound design by Sharif Youssef, who also mixed the show. Cover Story’s Theme music by Santigold. Additional music by Lynx DeMuth and John Ellis. Fact-checking by Britina Cheng and Ted Hart. Special thanks to legal minds Elissa Cohen, Jillian Robbins, and Samantha Mason. And also to Gaby Grossman. Power Trip is also produced with Psymposia, a non-profit watchdog group. For a deeper dive into some of these issues visit psymposia.com/powertrip. Learn more about your ad choices. Visit podcastchoices.com/adchoices