2013: Started the opening seven games while playing in 11 of 12 contests ... had a season-best 1 1/2 tackles for loss at Oklahoma State ... it was part of a midseason stretch that saw him record a tackle for loss in four out of five games ... contributed to a sack among a season-best four stops against Kansas ... also had four tackles versus Baylor ... recorded a tackle for loss and two quarterback hurries at Oklahoma.
2012: Appeared in all 13 games, starting 11 of them ... had 36 tackles on the year, 14 of which are solo ... was a common sight in opposing backfields, racking up 7.5 tackles for loss and 3.5 sacks ... also recovered a fumble and forced a fumble ... assisted on a tackle for loss in the season opener ... had a season-best five stops at Kansas, including half of a sack ... made two assisted tackles and had a fumble recovery against Virginia ... posted three tackles against SMU and Iowa State ... made two tackles at Baylor with half of a sack ... one of his three tackles against Texas Tech was a sack for a loss of five yards ... posted a tackle for loss among his two tackles at Oklahoma State ... had a half of a sack to go along with three tackles in the win at Texas ... saved his best game for last by recording nine tackles, a sack, another tackle for loss and a forced fumble against Michigan State.
2011: Redshirted in his first season at TCU.
High School: Rated by Rivals.com as the No. 1 defensive tackle prospect in Oklahoma and the No. 24 overall player in the state ... a 2A All-State selection ... totaled 129 tackles, including 34 for loss, with 11 sacks and five fumble recoveries ... also had an interception ... chose TCU over Kansas State.
Personal: Mother is Keesha Pierson ... major is psychology.