Marc B. Aixalà is a telecommunications engineer, psychologist, psychotherapist and certified Holotropic Breathwork facilitator specializing in supporting people who face challenging experiences with expanded states of consciousness. Since 2013, in collaboration with the International Center for Ethnobotanical Education, Research and Service (ICEERS), Aixalá has offered integration psychotherapy sessions for those seeking support after psychedelic experiences. At ICEERS, Aixalà also works to develop theoretical models of intervention and trains and supervises therapists. Aixalà has served as a team leader and trainer in emergency psychological assistance at Boom Festival through the Kosmicare harm reduction program. He also worked on the first-ever medical trial on the use of psilocybin for treatment-resistant depression, a study chronicled in the 2018 documentary, “Magic Medicine.” He continues to work as a therapist in clinical trials researching psychedelic substances. Aixalà is trained in the therapeutic use of Non-Ordinary States of Consciousness as well as in MDMA-assisted psychotherapy for post-traumatic stress disorder ( PTSD) by the Multidisciplinary Association for Psychedelic Studies (MAPS). Aixalà works as a psychologist in his private practice in Barcelona, Spain and offers trainings, lectures, and talks related to psychedelic psychotherapy and integration. José Carlos Bouso is a Clinical Psychologist with a PhD in Pharmacology. He developed his scientific actitives while at the Universidad Autónoma de Madrid, the Instituto de Investigación Biomédica IIB-Sant Pau de Barcelona, and the Instituto Hospital del Mar de Investigaciones Médicas de Barcelona (IMIM). During this time, he developed studies about the therapeutic effects of MDMA (“ecstasy”) and psychopharmacological studies on the acute and neuropsychiatric long-term effects of many substances, both synthetic and plant origin. As the Scientific Director at the International Center for Ethnobotanical Education, Research and Service (ICEERS), José Carlos oversees studies on the potential benefits of psychoactive plants, principally cannabis, ayahuasca, and ibogaine, with the goal of improving public health. He is co-author of numerous scientific papers and several book chapters.