John Preston, Psy.D. A board certified neuropsychologist, and ABPP in counseling psychology. He is the author or co-author of twenty-two 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 38 years and a workshop presenter for the past 27 years. He has lectured in many locations throughout the North America, as well as in Africa, Europe and Russia.
Dr. Preston, Psy.D. is currently retired from clinical practice and counseling due to health reasons.
Please be sure to check out the home study continuing education classes that are now available.
Quick Reference Psychiatric Medication Chart available as a Free Download! To access this, click on the “Books” link on the left-hand side of this page and scroll down.