Coach John Keller has been teaching at Mason High School since 2004. Mr. Keller teaches World History and US History. He is also the head boys' basketball coach and assists with football and track. Coach Keller attended Mason High School and earned his degree at Texas Tech University. He is married to fellow faculty member Sherry Keller and has two children, Tyson (17) and Tristin (14).
Conference is every other day 10:55 to 11:20.