Lieutenant Colonel Dave Grossman

About the Author

Lieutenant Colonel Dave Grossman is a renowned psychologist, author, and retired U.S. Army officer with over four decades of experience in military psychology and human aggression studies. A West Point graduate and former professor of psychology at both military and civilian institutions, Grossman has served as an expert consultant to law enforcement, military organizations, and media outlets worldwide. His groundbreaking research explores the psychological barriers to killing and the societal impacts of violence, drawing from historical battles, criminal case studies, and modern cultural phenomena. Through his writings, Grossman challenges conventional wisdom on human behavior under stress, advocating for better training and awareness to mitigate aggression in an increasingly violent world. His work continues to influence policy, education, and public discourse on the roots of violence.