Dr. Cook practiced as a VA psychiatrist for over 33 years, ending his career as the Chief Mental Health Officer for VISN 23. He is a Professor Emeritus at the Carver College of Medicine, Department of Psychiatry. He has participated throughout his VA career on a variety of national VA committees related to mental disorders and suicide prevention. His research has focused on substance abuse, affective disorders, anxiety disorders, and military-related mental health disorders. He has collaborated as a co-investigator or consultant for over a decade with the Sadler research team. The Sadler team produced the research he will present today. This work has evolved towards issues surrounding post-deployment mental health conditions and care utilization in women and men Reserve and Guard members and interventions to decrease firearm suicide risk mitigation.