[1] As a sophomore in 2014, Jackson averaged 17.9 points a game and helped his team, along with 4-star future BYU recruit T.J. Haws, win the Utah 5A state championship.

[3][4] In August 2015, Jackson then was invited play in the Under Armour Elite 24 in New York City where he performed extremely well and out-shined the competition, scoring 20 points earning Co-MVP honors, including recording an in-game, 360-degree fastbreak dunk that was much-talked about and replayed throughout the televised broadcast.

[5] More highlights of his junior season include a 54-point outing on December 18, 2014, against Clark County (Nev.) in the Jerry Tarkanian Classic setting a Lone Peak Record in points.

[6] Jackson averaged 24 points and 2.7 assists in 10 games on the Adidas Uprising Gauntlet circuit with his AAU team, the Utah Prospects.

[9] On January 12, 2016, Jackson scored 49 points and 9 rebounds in a 94–92 overtime loss against Kobi Simmons and St. Francis School at the 2016 HoopHall Classic.

[22][23][24] Sources: On November 11, in his Duke debut, Jackson scored 18 points and 4 assist in a 94–49 win against Marist at the 2016 Hall of Fame Tip Off.

[32] On March 10, Jackson scored 15 points and grabbed 5 rebounds in a 93–83 win over rival North Carolina in the semi-finals of the ACC tournament.

[36] On June 22, 2017, Jackson was drafted 31st overall by the Charlotte Hornets but was quickly traded to the New Orleans Pelicans for cash considerations.

Jackson made his summer league debut on July 6, 2018, where he recorded 13 points, 6 rebounds, 1 assist and 1 steal.

Jackson made his NBA debut on October 17, 2018, in the Pelicans' season opener against the Houston Rockets recording 2 minutes off the bench.

On January 7, 2019, Jackson tallied a then career-high 17 points and drained three three-pointers against the Memphis Grizzlies in only 19 minutes off the bench.

On February 2, Jackson topped his previous career-high with 25 points on 10–20 shooting in a 113–108 loss to the San Antonio Spurs.

A member of the Church of Jesus Christ of Latter-day Saints, he has lived in Oregon and the Maryland suburbs, where his father worked as a lobbyist for the aerospace industry.