T. Jacob Stull, M.S., has served as a police officer in the Aurora (Colorado) Police Department since 2003; he currently holds the rank of Lieutenant and the position of Deputy Commander. He taught criminal justice courses at Purdue University Global for over a decade. He completed the Leadership Trilogy through the FBI Law Enforcement Executive Development Association, the Public Safety Leadership Development Program at Daniels College of Business/University of Denver, and the Leadership in Police Organizations presented by the International Association of Chiefs of Police. Prior to law enforcement, he worked with incarcerated juveniles at the Santa Clara County Probation Department in California and coached high school athletics.