lenn has trained high-risk groups (such as the military, police, and firefighters), mental health professionals, and laypersons around the world on various aspects of resilience, stress, and trauma. His research at the University of Maryland has found that coping skills training increases resilience, happiness, self-esteem, optimism, and curiosity, while reducing anxiety, depression, and anger.
His 13 books on stress-related topics have been translated into sixteen foreign languages, and include: The Resilience Workbook; The Post-Traumatic Stress Disorder Sourcebook; The Self-Esteem Workbook; World War II Survivors: Lessons in Resilience; The Resilient Warrior Before, During, and After War; Conquer Anxiety, Worry & Nervous Fatigue; The Anger Management Sourcebook; and Ten Simple Solutions to Building Self-Esteem.
He is the founder of Resilience Training International, which teaches people how to prevent and recover from stress-related conditions (such as PTSD and anxiety), while optimizing mental health and performance under pressure.Glenn is a graduate of the U.S. Military Academy, West Point, and a Vietnam-era veteran. He holds graduate degrees from BYU (Summa Cum Laude, Valedictorian) and the University of Maryland.His research interests center on personality and stress, including resilience, post-traumatic stress, self-esteem, depression, anger/hostility, and anxiety.
Glenn’s writing has been recognized by various scholarly and popular sources, such as the Washington Post, American Journal of Health Promotion, the Mind/Body Health Review, and the International Stress and Tension Control Society Newsletter.