Hai-Yu Bien
From Wikimacs
The father of Cynthia Bien and husband of Bien Mama, Hai-Yu Bien is most commonly known as "Bien Shu-Shu" (Mr. Bien in Mandarin). He has been the director of both WMACS and the WMACS Summer Camp on numerous occasions, most recently in 2005-2006. Though seemingly strict on the outside, he possesses a soft spot for the campers, one that has been growing with age. He is a popular and respected figure among the repeat counselors and campers.