Iker Puente is a psychologist and researcher from the Autonomous University of Barcelona (UAB). He obtained his PhD degree at the UAB with his dissertation “Complexity and Transpersonal Psychology: chaos, self-organization and peak experiences in psychotherapy”, exploring the short, medium term and subjective effects of Holotropic Breathwork (HB). He has been trained in Gestalt Therapy, Integrative Bodywork Therapy, Holotropic Breathwork and Transpersonal Psychology. He has been visiting scholar at the California Institute of Integral Studies (CIIS) and coordinator of the psychedelic emergency service at BOOM festival. He works as a psychotherapist in Barcelona, organize breathwork workshops and transpersonal psychology seminars and courses. He is also Assistant Editor of the Journal of Transpersonal Research (JTR), and a founding member of the Iberoamerican Transpersonal Asociation (ATI). At this moment he is studying the subjective effects of different psychedelic compounds and other techniques to induce non-ordinary states of consciousness, such as holotropic breathwork.