carol: here is sarah mcbride. ick doblin is into his 60's and has spent his whole career making drugs more accepted and legalized. in part, because he believes they can be helpful in treating a number of ailments including , including people with ptsd. he thinks a really good way to treat people who have come back from wars or policeman or victims of violent crime is with a combination of mdma, which people know as e or ecstasy or molly, and talk therapy. and he has all the studies that prove how effective it is, and he has gotten the fda on board. he has gone through phase one trials and now is in the middle of the phase three trials. all bankrolled by his nonprofit, called maps. it is very expensive, and he finds a lot of investors at burning man. jason: amidst the experimentation, drug taking, and the nakedness that happens at burning man, he was essentially looking for money. how successful was he? sarah: yeah, so it is a fine line. technically, burning man is a cashless society, it is not a commercial society.