Charles Jacob, PhD, is a psychologist, research scientist, and author with over 20 years of clinical experience conducting and overseeing the delivery of mental health services to individuals with severe mood and personality disorders. He is a recognized expert in Dialectical Behavior Therapy (DBT), Cognitive Behavioral Therapy (CBT), and Motivational Interviewing (MI) and has delivered workshops, seminars, and courses on these topics at universities and institutions throughout the world. He has held numerous academic positions, and currently works as a research associate for a Washington DC-based consulting firm. He is a past president of the ACA’s Pennsylvania branch and has been a featured interviewee on several episodes of NPR’s The Pulse.