After three seasons at UNC Greensboro, Atwell transferred to Texas Tech for his final season. Starting all 34 games for the Red Raiders, the 6-foot-5 guard averaged 13.5 points, 3.2 rebounds, 0.8 assists, 1.2 steals and 3.8 three-pointers while shooting 46.3 percent from the field, 45.8 percent from three and 84.1 percent from the foul line. Atwell is one of the best shooters in this draft class, and the Bulls signed him on an Exhibit 10 deal.