Chief Master Sergeant (last name) A chief master sergeant in the U.S. Air Force is the highest senior non-commissioned officer rank and directly above senior master sergeant. It is equivalent to the rank of sergeant major in the Army, master gunnery sergeant/sergeant major in the Marines, and master chief petty officer in the Navy/Coast Guard.
Pivotal Response Treatment (PRT) is a naturalistic intervention based on the principles and practices of applied behavior analysis (ABA) and developmental approaches.
Prolonged Exposure Therapy for PTSD. Prolonged exposure therapy, also known as PE therapy, is the term for a form of psychotherapy that purposefully exposes the individual to situations that trigger debilitating or dysfunctional stress reactions.