[1] Henderson attended high school at Episcopal Academy in Merion, Pennsylvania, where he teamed up with future UNC basketball player Wayne Ellington.

[1] After seeing limited playing time off the bench during his freshman year, Henderson moved into the starting lineup as a sophomore and averaged 12.7 points per game.

During his junior year, Henderson led the team in scoring 16.5 points per game on the way to a First-Team All-ACC award and ACC tournament championship.

Despite finishing with the worst record in the history of the NBA, Henderson proved to be an effective scorer and was one of the lone bright spots on the team.

[8] On January 8, 2015, Henderson scored a season-high 31 points to help the Hornets win the fourth straight game with a 103–95 victory over the Toronto Raptors.

[14] On August 2, 2017, Henderson opted to undergo an operation on his troublesome hip and missed the entire 2017–18 NBA season to fully recover.