The Claude and Pamela Frank Workshop: Master Class A Program of The Weill Music Institute at Carnegie Hall In this workshop (Dec. 7-14, 2008) led by Claude and Pamela Frank, young professional ensembles explored violin sonatas and piano trios of Beethoven and Schubert. To illuminate vocal qualities of these works, soprano Benita Valente joined in the coaching sessions throughout the week. master class workshop 2008-12-11T19:30:00