Veteran defender can contribute at free safety and strong safety ... Has been the team's backup free safety the last three years behind now-graduated starter Marcus McClinton ... Has played in 35 games, starting six ... Has recorded 80 career tackles.
2008 (Junior): Appeared in 12 games while earning starts against Tennessee and Alabama ... Made a season-best seven stops in both of his starting assignments ... Totaled 32 tackles, including one for a loss ... Played perhaps his best game in the AutoZone Liberty Bowl, with five tackles and two pass breakups ... Forced a fumble near the goal line against Arkansas.
2007 (Sophomore): Played in all 13 games, starting four while Marcus McClinton battled injuries ... Made his first career start vs. Kent State and tallied his first career interception ... Made his second start at Vanderbilt and led the team with a career-high 10 tackles, while also bringing down one tackle for a loss ... Totaled 41 tackles on the season.
2006 (Freshman): Served as the team's backup free safety all season ... Played in 10 games, recording seven tackles - mostly in kickoff coverage.
High School: Kentucky's first verbal commitment of the 2006 recruiting class ... Three-year starter at Richland Northeast HS in Columbia, S. C. ... Helped team to the state playoffs all three seasons, including a 13-2 record and state runner-up finish his senior year ... Named all-region, all-area, and all-state ... Senior stats include 85 tackles, five tackles for loss, one interception, 10 pass breakups, and three forced fumbles ... Also played some wide receiver his senior year in addition to his defensive back duties ... Gathered 81 tackles, five tackles for loss, two interceptions, and nine pass breakups as a junior ... All-South Region choice by PrepStar ... One of the top-25 prospects in South Carolina by Rivals.com and SuperPrep ... Played in the South Carolina North-South All-Star Game ... Coached by Jay Frye ... "Calvin is an outstanding worker," Frye said. "He is a big-time hitter and open-field tackler. He has played corner and safety for us." ... Also participated in basketball and track ... As an early commitment to UK, he did not seriously consider other schools.
Personal: Born in Columbia, S. C. ... Son of Raymond Harrison Sr. ... His father is in the military and is currently stationed in Missouri ... Has a brother, Raymond, playing football at South Carolina State ... Major is social work.
Community Cats: Participated in a bowling event with Kentucky Special Olympics (2008).