2010: Appeared in two games as a freshman and did not record a statistic ... Is moving to free safety this fall after originally signing as quarterback.
High School: Three-year starter at quarterback for coach and former Lamar star defensive lineman Matt Burnett at Port Neches-Groves High School ... Was second-team All-District 20-4A selection and honorable mention on the All-Southeast Texas Team as a senior in 2008 ... Passed for 1,024 yards on 71-of-155 accuracy as a senior ... Threw seven touchdown passes and also ran for two TDs ... As a junior, completed 74 of 164 passes for 1,073 yards and seven TDs, leading the Indians to a share of the District 20-4A title with an 8-4 record ... Took over as the varsity starter at quarterback during the second district game of his sophomore season.
Personal: Harrison Edward Tatum was born on March 29, 1991 ... Son of David (stepfather) and Candace Simmons ... Late father Marty Tatum played football at the Air Force Academy ... Has two brothers, Jackson and Grant, and two sisters, Elisabeth and Lindsey ... Majoring in exercise science.