Jeffrey Denning is a former noncommissioned and commissioned US Army officer. He was working for the Dallas Police Department during September 11th, 2001. After that, his career drastically changed in support of the Global War on Terrorism. He protected diplomats for the US-led “Roadmap to Mideast Peace” in Israel and Palestine, worked as an undercover Federal Air Marshal, and then as a sole-source firearms and tactics training instructor on a classified contract with a U.S. government customer. Later, he was mobilized with the military to serve during Operation Iraqi Freedom. Upon returning from Iraq, he worked in the nuclear security industry and then with the Salt Lake City Police Department.
He has experience as a Department of Defense-trained police marksman and full-time SWAT team leader. As a Federal Air Marshal and later as the captain of the Salt Lake City Police Department shooting team, he won several competitive shooting awards. He’s a graduate of the FBI Crisis Negotiation school and LAPD’s Advanced SWAT school. He holds a master’s degree in military Special Operations/Low-Intensity Conflict with an emphasis in Terrorism, an undergraduate degree in Law Enforcement Administration, and he is a Certified Protection Specialist with an advanced executive protection program.
One of his greatest interests is working in a mental health and wellness and a crisis response capacity where he has negotiated with numerous individuals in crisis, including hundreds of suicidal individuals. He has served as a crisis negotiator on a Hostage Negotiation Team and a detective on a full-time Crisis Intervention Team (CIT), the department’s mental health unit. He has also worked as a police peer support team leader helping officers in crisis. Additionally, he serves as a law enforcement peer and executive board member for the Utah Critical Incident Stress Management (CISM) Team, helping with critical incident debriefings for first responders across the state. Recognized as one of the leading peer support and mental wellness trainers in the state of Utah, he has taught hundreds of first responders (dispatchers, law enforcement officers, firefighters) throughout Utah and neighboring states. He also is working on a second master’s degree in Clinical Mental Health Counseling (CMHC).
He has been interviewed by CNN, CBS, ABC, and Fox News affiliates and has written several books, blogs and publications, including award-winning articles for the Washington Times and Guns.com. He was also featured on the documentary film Please Remove Your Shoes about aviation security in America following 9/11.
Supervising multiple units in a law enforcement and military capacity and serving in various volunteer leadership capacities for the Church of Jesus Christ of Latter-day Saints, he has gained valuable insight about leadership. This insight helped him to write the book Leaders Wanted. In addition to his book on leadership, his other books include topics about humor, tactics, family, law enforcement, religion and spirituality, as well as post traumatic stress and post traumatic growth.