Jeff Riggenbach, PhD, is an international CBT trainer and an award-winning author.  He has trained with the prestigious Beck Institute of Cognitive Therapy and Research, is certified with the Academy of Cognitive Therapy, and has used CBT in individual and group settings in psychiatric hospital clinics for over 20 years. CBT Counseling & Coaching Card Deck and Borderline Personality Disorder Toolbox are among his recent books.