Brian Thiem spent 25 years with the Oakland Police Department, working Homicide as a detective sergeant and later as the commander of the Homicide Section. He also spent 28 years of combined active and reserve duty in the Army, retiring as a Lieutenant Colonel. He received various Military Police and Criminal Investigation Division (CID) assignments, including a tour in Iraq as the Deputy Commander of the Criminal Investigation Group for the Middle East. He lives in Connecticut. Red Line is his first novel.