Paul Grossman has been in law enforcement for 17 years in Colorado and has served different roles as a police officer. He is an active police academy instructor, Field Training Officer, Firearms Instructor, Less Lethal Instructor, Active Shooter Instructor, and Subject Matter Expert in Firearms Training, Less Lethal and Deadly Force. Paul has testified in police officer-involved shootings as a subject matter expert as well as civilian self-defense shootings. He is the owner and lead firearms instructor for PG FIREARMS TRAINING L.L.C. in Denver, Colorado since 2009. Paul has trained over 25,000 students in different firearms training courses.