Chris Hertig is is a Certified Protection Professional (CPP) and Certified Protection Officer Instructor (CPOI). He is an experienced instructor in both training and academic environments and is a master-level instructor in non-violent crisis intervention. He is a member of the ASIS International Council on Academic and Training Programs.
Charles Thibodeau, CPP,CPOI is a consultant, teacher and writer. He is co-author of the Use of Force chapter in The Professional Protection Officer: Practical Security Strategies and Emerging Trends; the text for the Certified Protection Officer (CPO) program administered by the International Foundation for Protection Officers (IFPO).