Dr Etzel Cardeña holds the endowed Thorsen Chair in psychology at Lund University in Sweden, where he directs the Center for Research on Consciousness and Anomalous Psychology (CERCAP). His PhD is from UC Davis and he was a postdoctoral fellow at Stanford. He has been faculty at Georgetown U. and The University of Texas-Pan American, where he was Department Chair. A fellow of the American Psychological Association and the Association for Psychological Studies, his work has garnered awards from, the International Society for the Study of Trauma and Dissociation, Division 30 of APA, the Society for Clinical and Experimental Hypnosis, and others. He was a consultant on the dissociative disorders to the DSM-IV, DSM-5, and ICD. His areas of interest include dissociative processes and acute posttraumatic reactions, hypnosis (for posttraumatic conditions, neurophenomenology), and anomalous experiences. His more than 300 publications include Varieties of Anomalous Experience published by APA, now in its second edition, and the two-volumes Altering Consciousness: A multidisciplinary perspective.