February 23, 2021 Westtown coach Seth Berger, center, holds the 2020 Pa. Independent Schools Athletic Association state championship trophy alongside his sons T.J. (left) and Quin (right). [Photo courtesy Seth Berger] MALVERN >> They may be the most basketball-centric family in all of Chester County. The Bergers live in Malvern. Seth has been the boys’ hoops coach at Westtown School for 14 years and has built the program into a powerhouse that is annually loaded with major college prospects. One son, T.J., is a freshman playing for Patrick Ewing at Georgetown. His youngest, Quin, is the starting point guard for his dad at Westtown.