Education
He finished his career ranking third in school history in games played, ninth in minutes (3,802), ninth in starts, 10th in steals (147), 16th in blocks (88) and 28th in points (1,252).
He finished his career ranking third in school history in games played, ninth in minutes (3,802), ninth in starts, 10th in steals (147), 16th in blocks (88) and 28th in points (1,252).
He played college basketball for Tennessee. Richardson averaged 16.5 points, 6.2 rebounds and 3.6 assists as a point guard in his senior year at Santa Fe High School in Edmond, Oklahoma. That year, he was named to the Oklahoma Coaches Association "Large West" All-State Team and The Oklahoman"s Super 5 first team
Richardson played all four seasons at Tennessee, appearing in 136 career games for the Volunteers and averaged 9.2 points, 3.2 rebounds, 1.8 assists, 1.08 steals and 28.2 minutes while shooting 45.6 percent from the field, 31.8 percent from three-point range and 75.8 percent from the foul line.
As a junior with the Volunteers, he averaged 10.3 points and 2.8 rebounds per game. In his senior season, Richardson averaged 16.0 points and 4.5 rebounds per game and was named to the First Team All Securities and Exchange Commission, the Securities and Exchange Commission All-Defensive Team and the Defensive All-American Team.
On June 25, 2015, Richardson was selected with the 40th pick of the 2015 National Basketball Association draft by the Miami Heat. On August 3, 2015, he signed with the Heat after averaging 11.8 points and 2.8 rebounds in 10 summer league games.
He failed to appear in the Heat"s first four games of the season before making his National Basketball Association debut on November 5 against the Minnesota Timberwolves, playing in just under seven minutes of action.
On November 12, in just his third National Basketball Association game, Richardson started at shooting guard in place of the absent Dwyane Wade. He subsequently recorded eight points and three rebounds in 20 minutes of action, as the Heat defeated the Utah Jazz 92–91. On December 30, he was assigned to the Sioux Falls Skyforce, the Heat"s Doctorate-League affiliate.
He was recalled by the Heat on January 3, reassigned on January 5, and recalled again on January 11.
On February 24, he recorded his first double-digit game in the National Basketball Association, scoring 15 points on 5-of-6 shooting off the bench in a 118–111 loss to the Golden State Warriors.