He was a first-team consensus All-American as a senior in 1986, and twice he was named the player of the year in the Southeastern Conference (SEC).

[2] Walker's 1984 Kentucky team made it to the Final Four of the NCAA Tournament before losing to the Georgetown Hoyas.

On February 11, 1989, Walker won the NBA Slam Dunk Contest,[5] competing three days after the death of his father.

However, his success on the court was dwindling, and knee injuries forced him to leave the NBA and join the ACB league in Spain.

[8] Walker is a member of the 2018 Georgia Sports Hall of Fame in a class that includes former NFL star Champ Bailey, and Atlanta Falcons owner Arthur Blank.