"Operation Longevity should be the go-to guide for every law enforcement professional to live a more healthy, resilient and sustainable life. Killeen and Shapiro have an intimate understanding of the many stressors that affect every man and woman who has taken an oath to protect and serve the public, and who put their lives on the line each day out in the field. The material presented most assuredly needs to be incorporated into every new-recruit and in-service training throughout the country."

"Peter Killeen is the genuine article. He has an understanding and commitment to the law enforcement professional that is rare, at best. The fundamentals set forth by Dr. Killeen and Susan Shapiro in ‘Operation Longevity’ are indispensable to today’s law enforcement professionals. It has the power to save lives and help the countless numbers of our brothers and sisters who may otherwise, unnecessarily continue to suffer in silence."

"Peter Killeen has dedicated his life to helping our law enforcement professionals. Operation Longevity gives a unique insight into the personal and professional challenges law enforcement faces on a daily basis. He and Ms. Shapiro provide a realistic and practical approach to maintaining a healthy balance towards a sustainable lifestyle."

"Dr. Killeen and Ms. Shapiro have taken many important concepts from psychology and medicine including behavioral strategies, mindfulness, exercise, nutrition, spiritual health and developed a fine primer on self-care for law enforcement professionals. I strongly recommend Operation Longevity as a must-read for law enforcement professionals at any stage in their career."