John Serson served for thirty-two years with the Arlington (MA) Police Department, retiring with the rank of Captain.  During his career, he provided training to police officers on a wide variety of topics and was a certified instructor for the Massachusetts Municipal Police Training Committee.  After retiring, John taught for five years at the collegiate level as an adjunct professor.  Today, John continues to provide topic-specific trainings to law enforcement personnel on a range of topics for MPI.

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