Mr. Crichton is a Firearms and Tool Mark examiner with over 23 years of experience in this forensic discipline. He is currently employed full time with a large state government forensic laboratory as the Firearms and Tool Mark Unit Supervisor. He has completed nearly 4,500 case exams over the course of his career and processed 300 homicide crime scenes with the same laboratory system.

Mr. Crichton earned an Associate Degree in Applied Science from Oakland Community College in 1981. During his tenure, he received additional training from various federal, state and local agencies and private forensic firms. He has testified as an expert 180 times in federal and state courts in the areas of Firearms Identification, Firearm Operability, Gunshot Residue, Trajectory Determination, Tool Marks, and Blood Spatter. He has provided instruction in Shooting Reconstruction involving classroom and range exercises for law enforcement personnel on numerous occasions. He has been a guest lecturer at Michigan State University, Saginaw State University, and several community colleges on the topic of Firearms Identification and Shooting Reconstruction for criminal justice students.

Mr. Crichton formerly served on his department’s Bomb Squad for nine years after completing the US Army-FBI Hazardous Devices/Bomb Technician School in 1997 at Redstone Arsenal in Huntsville, AL.

Mr. Crichton received the Michigan State Police Meritorious Service Award in 2015 for his involvement in the cross comparison of over eighty cases associated to a violent gang which resulted in the conviction of seventeen defendants.

Mr. Crichton is a current member of the Association of Firearms and Tool Mark Examiners (AFTE) and past member of the International Association of Bomb Technicians and Investigators (IABTI).