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>> you were watching booktv, television for serious readers. you can watch any program you see here online at booktv.org. >> tom shroder recounts the creation of psychedelic drugs, specifically lsd and ecstasy, or mdma, and their use in the fields of mental health care. he recalls the early testing of these drugs, their later recreational use, and subsequent ban. he reports today there's a reconsideration of psychedelic drugs to treat post-traumatic stress disorder, anxiety, and addictions. this is about an hour and a half. >> well, good evening and welcome. it's a great pleasure to see you all here this evening. it's a particular pleasure for me to welcome our guest of honor and speaker