APO Hiking Society and hero, Apolinario Mabini, and later shortened to "Apo", an Ilocano term for a wise man or a Tagalog term of grandchildren, and later re-branded to "APO" (all caps). Contrary to popular belief, the "Apo" name was not a reference to the Philippines's highest peak, the potentially-active stratovolcano Mount Apo. As the students advanced into college, Danny Javier joined the group. After graduation, the majority of its members left to pursue individual careers, with only three members remaining, made up of Jim Paredes, Boboy Garovillo and Danny Javier. In the span of their professional career, Apo emerged as a principal
Apo Hsu in double bass performance as well as an Artist Diploma in Conducting with conductor Charles Bruck. She attended the Pierre Monteux Domaine School in Maine for Advanced Conductors, The Conductor’s Institute in South Carolina with Harold Farberman, and the Aspen Music Festival in Colorado with Murry Sidlin. Apo Hsu Apo Hsu (Apo Ching-Hsin Hsu) () is a conductor born in Taiwan and resident of both Taiwan and the United States. Hsu served as music director of the National Taiwan Normal University Symphony Orchestra and the Springfield Symphony Orchestra in Springfield, Missouri. Her past appointments include serving as artistic director of