Reddish was a five-star recruit. He was ranked the third-best player in the 2018 class by 247Sports and the third-best recruit in the class of 2018 by ESPN.[7][8] On September 1, 2017, Reddish committed to Duke University, joined by fellow top-3 recruits RJ Barrett and Zion Williamson.[9][10]
On November 6, 2018, In his Duke debut, Reddish scored 22 points in a 118–84 win over Kentucky at the 2018 Champions Classic.[11] On November 11, 2018, Reddish scored 25 points and 7 rebounds in a 94–72 victory against Army.[12] On November 19, 2018, Reddish scored 16 points and 2 rebounds in a 90–64 victory over San Diego State.[13] On January 12, 2019, Reddish scored 23 points on 9-of-15 shooting, including the game winner, against Florida State.[14] On February 5, 2019, Reddish tallied 24 points and 4 rebounds in an 80–55 win over Boston College.[15] On February 12, he scored 22 points in a 71–69 comeback victory against Louisville.[16] On March 2, Reddish scored 19 points and 7 rebounds in an 87–57 victory against Miami.[17] Reddish appeared in 36 total games for Duke and averaged 13.5 points, 3.7 rebounds and 1.9 assists while shooting 33% from three-point range. Reddish was named to the All-ACC Honorable Mention team.[18]
On June 20, 2019, Reddish was selected by the Atlanta Hawks with the 10th overall pick in the 2019 NBA draft.[21] On July 1, 2019, Reddish officially signed with the Hawks.[22] On October 24, 2019, Reddish made his NBA debut, started in a 117–100 win over the Detroit Pistons with one point, seven rebounds, an assist and a steal.[23]
On December 22, 2021, Reddish scored a career-high 36 points in a 104–98 loss to the Orlando Magic.[24]
New York Knicks (2022–2023)
On January 13, 2022, the Hawks traded Reddish, along with Solomon Hill, a 2025 second-round draft pick and cash considerations, to the New York Knicks in exchange for future teammate Kevin Knox II and a protected future first-round pick.[25][26] Reddish made his Knicks debut on January 23, 2022, logging two points and two rebounds in five minutes.[27] On March 10, 2022, the Knicks announced that Reddish would miss the rest of the season due to a right shoulder injury.[28]
Coming into the 2022–23 season, Knicks head coach Tom Thibodeau was unsure of the role Reddish would play in his rotation.[29] After earning a few starts in the beginning of November, Thibodeau announced on December 6, 2022, that Reddish had fallen out of his nine-man rotation.[30]
Reddish was born in Norristown, Pennsylvania to Zanthia and Robert Reddish. His father Robert played college basketball at VCU.[36] Reddish has a younger brother, Aaron, who played high school basketball for fellow NBA player Collin Sexton's former team, the Pebblebrook Falcons in Mableton, Georgia and currently a junior for the Albany Great Danes.[37]