Mark started coaching in 1989. Since 2005, he has led the NMH Ultimate Frisbee team to five New England Championships. Over his long coaching career, Yates has coached boys’ and girls’ soccer, swimming and diving, rock climbing, kayaking, juggling, and mountain biking. At NMH, Mark teaches in the mathematics department. He and his wife, Lisa, who teaches at NMH, live on campus. Both of their daughters graduated from NMH.