Dr Ben Sessa has worked for twenty years as a consultant psychiatrist specialising in childhood trauma and adult addictions and is one of the leading international experts on psychedelic therapies for treating mental disorders. He qualified from UCL medical school in 1997 and has since trained as an MDMA, psilocybin and ketamine therapist, as well as writing dozens of academic papers and textbooks on psychedelics. Dr Sessa is a former faculty member at Imperial College London, a former co-founder of the UK's first psychedelic medical clinic, Awakn Life Sciences, former co-founder of Breaking Convention, Europe's largest multidisciplinary psychedelic research conference, and one of the first psychiatrists to prescribe medical cannabis in the UK. He currently runs Consultancy Agency for Psychedelic Services (CAPS).