Channel 4's presenter John Snow hosted the controversial show
Last week UK television audiences could watch celebrities taking hard drugs on live television. But this was not the latest in reality shows – it was part of a serious scientific trial of the drug MDMA – more commonly known as ecstasy. British Channel 4 invited 25 volunteers to take the drug while having their brains scanned. Among them were a well-known actor, an ex-member of parliament and the editor of a science magazine. But the TV show has proven nearly as controversial as the drug itself. Here’s my report for Inside Europe on Deutsche Welle Radio: