Preston Bannard played baseball as a student at Groton under Groton Hall of Fame coach Jim Waugh. He was part of the 1998 ISL champion team his freshman year and helped lead the team to a second-place finish his senior year, earning ALL-ISL honors as a pitcher and second baseman and leading the league in ERA and IP while batting over .350. He joined Groton’s varsity coaching staff in 2018 after coaching JV for three years. Before Groton, he was the varsity head softball coach and a teacher at the Baldwin School. After high school, Preston played club baseball at Princeton and has continued to play men's league baseball in the summer. Off the field, he is a Groton Classics teacher and lives in a dorm with his wife and children.

Ian Gracey was a first baseman and pitcher at Tufts University. A veteran of more than twenty-five varsity baseball seasons, he has coached at Avon Old Farms, the Lawrenceville School, and Groton School.