Prior Manfred, doctor in philosophy and psychology graduate, is an instructor of the Association of Clinical Hypnosis Milton Erickson. For many years he was co-director of Instituto Milton H. Erickson Hamburg and, since 1999, with Ulrich Freund directs the regional office of the Association Milton Erickson in Frankfurt. Is co-founder and instructor of the German Association of Dental Hypnosis. Besides his activity as a speaker at conferences and training institutes, working on his own practice as a therapist, counselor, coach and supervisor. Manfred Prior is the author of instructional videos and scientific publications on Ericksonian hypnosis and brief psychotherapy modern.