In episode three of Prognosis, Kristen V. Brown and Sarah McBride take a trip to Burning Man. They're there to follow Rick Doblin, who has become something of a folk hero for those who believe MDMA—Ecstasy—could be a viable clinical treatment for things like PTSD. But to help push an illegal drug into the mainstream, it takes lots of cash. And to find money for an unconventional treatment, what better place than Burning Man?