He guided Bellevue West to a Class A state title as a junior averaging 17.1 points, 6.5 assists, 4.6 rebounds and 3.1 steals per game.

[2] Sources: Hepburn enrolled at University of Wisconsin–Madison after receiving offers from Nebraska, Creighton, Minnesota, Loyola (IL) and Valparaiso.

[5] Hepburn banked in a tiebreaking 3-pointer with 1.5 seconds left against #8 ranked Purdue, giving the Badgers a share of the Big Ten regular-season title.

[6] Hepburn was able to profit in the newly implemented NIL after the game-winning shot against Purdue with merchandise named "The Chucky Special".

[8] Hepburn was asked to take on a larger role in his second season at Wisconsin after Johnny Davis was selected 10th overall by the Washington Wizards.