David Luke is Senior Lecturer in Psychology at the University of Greenwich. He is coeditor of Neurotransmissions- Psychedelic Essays from Breaking Convention (Strange Attractor), Talking with the Spirits- Ethnographies from Between the Worlds, and Breaking Convention- Essays in Psychedelic Consciousness (Strange Attractor); editor of Ecopsychology and the Psychedelic Experience; and coauthor of the textbook Anomalistic Psychology. He is director of the Ecology, Cosmos and Consciousness salon at the Institute of Ecotechnics, London, and is a cofounder and director of Breaking Convention- Multidisciplinary Conference on Psychedelic Consciousness.