John Preston, PsyD, ABPP is a board certified neuropsychologist, and ABPP in counseling psychology. He is the author or co-auther of twenty books on various topics including psychopharmacology, psychological assessment, neurobiology and psychotherapy. His books have been translated into 14 foreign languages. He has been in clinical practice for 28 years and a workshop presenter for the past 25 years. He has lectured in many locations throughout the North America, as well as in Europe and Russia.

Dr. Preston's strength as a presenter is his ability to present complex material in a clear, understandable and lively fashion. His presentations are filled with numerous clinical vignettes, interesting videos, and a focus that is always practical and applied. And, he has a sense of humor.

His Handbook of Clinical Psychopharmacology for Therapists was the year's number one best seller with the Behavioral Science Book Club. His self-help book, You Can Beat Depression, has been endorsed by the National Mental Health Association for use in their nation wide campaign to combat clinical depression.