Lewis “Von” Kliem, MCJ, JD, LL.M.

Chief Executive Officer, Director of Consulting Division, Staff Instructor

Force Science


With extensive experience as a police officer, educator, and attorney, Von provides cutting-edge training and consultation on constitutional policing, use of force, crisis communications, and trauma-informed interviewing. His expertise extends beyond police practices; with over 20 years committed to the response, investigation, and prosecution of family violence and sexual assault cases. 

With over 30 years in the Criminal Justice field, Von has held positions including Patrol Officer, Community Police Officer, Gang and Drug Investigator, Senior Use of Force Instructor, Street-level Patrol Supervisor, Parole Investigator, and Jailer. His legal positions included Chief Prosecutor, Special Victim’s Counsel, Police Legal Advisor, Senior Policy Attorney, Military Magistrate, Special Assistant U.S. Attorney, and Domestic Operational Law Attorney. In addition to his work with Force Science, Von was a senior public safety policy attorney for Lexipol.

As an Army Judge Advocate (Retired), Von was recognized as an Expert Military Justice Practitioner and highly sought-after Police Practices, Investigations, and Use of Force legal expert. As a member of the Army Staff, he supported some of the Pentagon’s top attorneys and drafted DoD and Army use-of-force policy.

Von is an Advanced Force Science Specialist and graduate of the FLETC Police Legal Advisors Training Program. He holds a Bachelor’s in Crime and Delinquency Studies, a Master’s in Criminal Justice Administration, a Law Degree (J.D.), and a Master’s in Law post-graduate degree (LL.M.). His Master’s thesis was on domestic violence response and police training. His LL.M. written scholarship analyzed police legal advising and 4th Amendment custody determinations.