What is Sam Hauser’s role?

BOSTON, MA - APRIL 28: Sam Hauser #30 of the Boston Celtics is introduced before the game against the Philadelphia 76ers on April 28, 2026 at TD Garden in Boston, Massachusetts. NOTE TO USER: User expressly acknowledges and agrees that, by downloading and/or using this Photograph, user is consenting to the terms and conditions of the Getty Images License Agreement. Mandatory Copyright Notice: Copyright 2026 NBAE (Photo by Brian Babineau/NBAE via Getty Images) | NBAE via Getty Images The 2023, 20