Dr. Raymond DiGiuseppe, Ph.D, Sc.D.
Director of Professional Education & Licensed Staff Psychologist at Albert Ellis Institute
Dr. Raymond DiGiuseppe, Ph.D., Sc.D., is the Director of Professional Education and a Licensed Staff Psychologist at the Albert Ellis Institute. A leading expert in anger management and cognitive-behavioral therapy, Dr. DiGiuseppe has extensive experience in clinical psychology and is renowned for his work in emotional regulation, particularly in anger and aggression. His contributions to the field have made him a key figure in professional education and psychological interventions.
Dr. Kathie Mathis, PsyD, DD, NCP, CAMS-IV, CBIF, CDVC, CDAC, CSOC, CCAC, CCAI, CLC, CSTC, CSAC
Chief Executive Officer at California Cognitive Behavioral Institute
Dr. Kathie Mathis, PsyD, DD, is the Chief Executive Officer of the California Cognitive Behavioral Institute and a nationally recognized expert in cognitive-behavioral therapy, emotional intelligence, and behavioral interventions. Holding numerous certifications, including CAMS-IV, CDVC, and CSAC, she has been instrumental in developing the Batterers Intervention Penal Code for the State of California. Dr. Mathis is highly respected for her leadership in anger management, domestic violence interventions, and trauma-informed care, making her a prominent figure in both community healing and professional training.
Lisa DiMaria
Senior Deputy District Attorney IV-T at Riverside County District Attorney’s Office
Lisa DiMaria is a Senior Deputy District Attorney IV-T at the Riverside County District Attorney’s Office. With extensive experience in criminal prosecution, she specializes in handling complex cases involving violence, domestic abuse, and other serious offenses. Lisa is known for her commitment to justice and community safety, working tirelessly to uphold the law and protect victims' rights. Her role in the District Attorney’s Office has made her a key figure in legal proceedings aimed at reducing crime and fostering safer communities.
Rich Pfeiffer, M. Div. Ph.D
Director and Founder of National Anger Management Association
Rich Pfeiffer, M. Div., Ph.D., is the Director and Founder of the National Anger Management Association (NAMA). A pioneer in the field of anger management, he has dedicated his career to developing evidence-based programs and resources that help individuals manage anger and improve emotional regulation. With a background in both theology and psychology, Dr. Pfeiffer integrates holistic approaches in his teachings, making significant contributions to anger management education and community healing. His leadership at NAMA has made him a highly respected authority in the field of emotional wellness and conflict resolution.
