Theo Pinson to go to training camp with Boston Celtics Posted Sep 22, 2021 Theo Pinson will head to training camp with the Boston Celtics. Pinson played his first three NBA seasons with the Brooklyn Nets and the New York Knicks. You can probably give an assist to Roy Williams. "I was on the phone two days ago with Theo trying to help him with the Boston Celtics," Roy Williams said on the "Carolina Insider" podcast this week. (Tar Heel Tribune)