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Diana Herweck, PsyD, LMFT, LPCC, NCC, ACS


Clinician Educator

Contact Information:

Other Positions:

Director of Clinical Training




  • PsyD Clinical Psychology, United States International University (which has since merged with CSPP and is now Alliant International University)
  • MA Clinical Psychology, MFCC emphasis, Pepperdine University
  • BA Psychology, University of Redlands
  • BA Communication Disorders, University of Redlands


Dr. Herweck received her bachelor’s degrees in psychology and communication disorders from the University of Redlands. Her master’s degree is in clinical psychology, with an MFCC emphasis, from Pepperdine, and her doctorate, also in clinical psychology, is from United States International University (which has since merged with CSPP and is now Alliant International University). She is a licensed Marriage and Family Therapist (LMFT), Licensed Professional Clinical Counselor (LPCC), National Certified Counselor (NCC), and Approved Clinical Supervisor (ACS). Much of her clinical experience is in the area of child abuse- working with children and their families. She is proficient in American Sign Language and has spent a great deal of time working with the Deaf population. In addition, she has worked with adolescents in substance recovery, as well as various schools, county mental health, and social services. She has worked as a forensic interviewer, conducting more than 1000 interviews of alleged victims of various crimes, primarily child sexual abuse. She has also been actively involved in EC730 custody evaluations. Currently, her clinical focus is grief and loss.

Dr. Herweck has been teaching in higher education for about 25 years. She joined Palo Alto University in 2018 as adjunct faculty. She has trained for divisions of both San Diego State University and California State University San Bernardino, with their Public Child Welfare Training Academy, teaching child protective services workers throughout Southern California. She has also taught for California State Fullerton, in the MFT program, as well as the University of Redlands in the psych program. In addition, she has taught for other universities that have both ground and online counseling programs. She served as the Clinical Director at a private university’s community counseling center for 10 years, where she was responsible for MFT and PCC traineeships. Dr. Herweck is actively involved in the California MFT Consortium, where she is on the leadership committee in addition to chairing the Inland Empire MFT Consortium (in Southern California). In these roles, she has the opportunity to meet monthly with directors and legal representatives of both the Board of Behavioral Science and the California Association of Marriage and Family Therapists. She also is a member of the Workforce Education Training Steering Committee for Riverside University Health System, Behavioral Health, also in southern California. Dr. Herweck served on the Board of Behavioral Sciences as the Licensed Professional Clinical Counselor member for two years and is currently serving as the CalMHSA coordinator.

In addition to teaching and clinical practice, Dr. Herweck writes and edits teaching materials for elementary education. She has published several books in a Day in the Life Series (including ones on cowboys, firefighters and ballerinas, ER doctors, athletes, and more). She has also published a book on bullying (Safe & sound: Bullying).

Areas of Interest:

Counselor Education and Training, Child Welfare,Trauma, Grief and Loss, Bullying Prevention and Response, Family Relationships