The variety of viewpoints expressed in this book illustrate the many contro versies surrounding MDMA 1]. On the one hand, the proponents ofMDMA use believe this agent offers a unique psychoactive effect that may have important clinical applications, especially in the field of psychotherapy. On the other hand, the scientific data concerning the neurotoxic effects of the drug are unequivocal. The most striking feature of the human information of MDMA is the paucity of data that has been generated on the drug since it was patented in 1914. As pointed out by Beck (Chapter 6) and others, a clear...