Jim Holder is a 20 year veteran of law enforcement, who has focused on collision investigation and reconstruction during his career. He has served as a motor officer and collision investigator and currently operates his own company providing collision reconstruction and analysis services to the legal and insurance industries. Mr. Holder has worked commercial vehicle enforcement as well as investigating commercial vehicle collisions, and is an instructor in the Standardized Field Sobriety Test criteria. He is also experienced with the airbag modules currently installed in vehicles and with the burgeoning crop of red-light cameras being installed by many municipalities.