Brian McKenna is a 33-year police veteran, now retired from the Hazelwood (MO) Police Department, where he served as a patrol lieutenant, lead firearms instructor, in-service training instructor, and crime prevention officer. When serving in crime prevention, he researched and presented numerous classes on personal safety, home security, and other safety subjects to various citizen groups. He is a state-certified police instructor, former police academy instructor, and active shooter response instructor, and holds a master's degree in human resource development from National Lewis [...] has written extensively on officer safety topics, and for 23 years authored the "Officer Down" column for Police Marksman Magazine, a regular feature that analyzed officer-involved shootings for key learning points. Brian's extensive research for his column led him to become a leading expert on the dynamics of armed encounters, how officers think and behave under stress, and the most effective ways to prepare for dangerous encounters. Besides his extensive writing background, Brian provides police training through his company, Winning Edge [...] is also involved in his church, where he has served on several boards and currently teaches an adult Bible study class. His priorities in life are his Christian faith, the safety of our country's police officers and the citizens they serve, and his family. He has little time for hobbies but enjoys studying US history and spending time with his beloved wife Lynn, three lovely daughters, Elizabeth, Rebecca, and Katherine, and two wonderful grandchildren, Ellis and Mae. Visit him at [...].