Michael D YapkoMichael D. Yapko, PhD, is the author of seven previous books on brief, directive psychotherapy. He is a clinical psychologist in private practice in Solana Beach, California, and is known nationally and internationally for his work on treating depresion with active, brief therapy methods. Acknowledging his expertise, the Encyclopaedia Britannica commissioned Dr. Yapko to write sections on depression, clinical hypnosis, and the repressed memory controversy for their medical and health annuals. Dr. Yapko and his wife, Diane, enjoy traveling and hiking in their spare time. Read More Read Less