 In 2006 he introduced the world's first Bohlen-Pierce clarinets.Fox clarinets are played by Toronto Symphony Orchestra principal clarinetist Joaquin Valdepenas, Canadian big band leader Don Pierre, klezmer artist Kurt Bjorling of the band Brave Old World, Norwegian clarinetist Terje Lerstad, Binghamton University music professor Timothy Perry, Swiss multi-instrumentalist Peter A. Schmid, and many others in Europe, Japan, the United States, and Canada.Fox also teaches musical instrument making at the Musikk Instrument Akademiet in Norway.