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Expert Bio

Primary Area of Expertise

Post Traumatic Stress Disorder

Expert Witness Profile

PTSD Expert Witness: Testing/evaluation for dissociation and dissociative disorders. More than 3000 psychological evaluations; 120 depositions or testimonies at trial. Content expert in war veterans and active duty military with PTSD and complex comorbidity, especially substance use, alcohol and opiate abuse, pain disorders and mild traumatic brain injury (mTBI). Invited Congressional Testimony in 1991 on the needs of ethnic minority Vietnam veterans with PTSD. Cultural defense with minority defendants. Involved in 17 death penalty cases. National availability. Available for plaintiff or defense, including challenges to claims of trauma exposure and false PTSD. Recent testimony on long-term effects of early trauma and disorganized attachment on adult psychopathology and brain vulnerability (functional and structural); Unconscious responding under extreme stress or in a flashback.

Former Associate Director of Research at the National Center for PTSD (VA Palo Alto/Menlo Park Healthcare System); Clinical Faculty at Stanford University School of Medicine Department of Psychiatry & Behavioral Sciences for 10 years; Direct service, consulting and/or research in 16 disaster contexts, Federally declared in the US as well as international disaster. Collaborating Investigator, DSM-5 Field Trials in Routine Practice Settings, American Psychiatric Association.

Education & Licenses

Ph.D. Clinical Psychology; Lic. CA PSY 11960; Board Certified Expert in Traumatic Stress; Diplomate, American Academy of Experts in Traumatic Stress (AAETS)