Don Lattin is an American journalist and the author of six published books, including The Harvard Psychedelic Club (HarperCollins 2010) and Changing Our Minds -- Psychedelic Sacraments and the New Psychotherapy (Synergetic Press, 2017) Lattin’s work has appeared in many U.S. magazines and newspapers, including the San Francisco Chronicle, where he worked for two decades as a staff writer covering religion, spirituality and psychology.