Dr. Rick Dobin, the founder and executive director of the Multidisciplinary Association for Psychedelic Studies (MAPS), answered questions submitted by users of Reddit.com about his non–profit organization's research into the therapeutic use of psychedelic substances.

Dobin explained the current state of research aimed at making psychedelics into FDA-approved prescription medicines, including the potential of ecstasy-assisted psychotherapy for the treatment of PTSD.

Watch the video below, uploaded to YouTube on April 18, 2011.