Atlanta native and McCallie junior, Collin Holgerson, has been named the world's fastest high school backstroke swimmer ever at 44.94 at the U.S. Junior Nationals in 2025. Despite his success in the sport, he remains focused on helping the team and achieving personal goals. His current focus is on the TSSAA State Championships, where he led the McCallies to a 2nd place finish and two individual state titles.