MSG Dieter Koelling, (US Army Special Forces, Ret.)

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.

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