The data doesn’t always come in, and the science suffers. Balázs Szigeti is a researcher at the University of California San Francisco, studying some tricky subjects, such as the effects of psychedelics for chronic pain, eating disorders, and depression. He conducted one of the largest real-world, placebo-controlled studies on psychedelics, along with Robin Carhart-Harris, Amanda Feilding and David Nutt. In it, psychedelic microdosers were sent surveys and asked to self-report on cognitive ta...