Dr. Charles Hoge is a nationally-known expert on PTSD (post-traumatic stress disorder), mTBI (mild traumatic brain injury), and other physiological reactions to war, as well as treatment strategies for war-related conditions. Dr. Hoge’s expertise spans psychiatry, trauma, public health, health policy, and infectious diseases. His articles in The New England Journal of Medicine and The Journal of the American Medical Association are the most frequently cited medical articles about the impact of the current wars in Iraq and Afghanistan. In Once a Warrior—Always a Warrior: Navigating the Transition from Combat to Home (Lyons Press), Dr. Hoge reaches out to veterans, their families, friends, coworkers, and health care providers. In easily accessible writing, Dr. Hoge presents the latest knowledge about combat stress and other physiological reactions to war. Readers learn about the range of self-help and treatment options – including their limitations – and how they can be modified or combined to suit the needs of the individual warrior or family member. Dr. Hoge’s compelling message about recognizing the value of combat survival skills will help anyone who wants to more fully understand the experience of service members and veterans.