Mr. Bernard Sherin has dedicated 23 years of service in the classroom serving the students as an Earth & Space science teacher. He is currently one of the longest coaches at William Tennent serving as head bowling coach for the past 22 years in both the capacity as the Head Boys Coach and the currently the Head Girls Coach. In that time he has fielded teams and individuals that participated at both state and national levels. He also spent 10 years as throwing coach for the Track Team and joked that if you threw anything over 8lbs at William Tennent, he was your coach.