sentences:  He also taught at the Philadelphia Musical Academy and Farleigh Dickinson University and was a guest professor at the Conservatoire de musique du Québec à Montréal.In appreciation of his diverse educational activities, he was recipient of the 1977 "Artist-Teacher of the Year" award, given annually by the American String Teachers Association to one outstanding contributor to string pedagogy in the world.A former student of Doktor, Adam Crane, has begun compiling unpublished edits to Doktor's viola editions, including the Carl Stamitz Concerto in D Major.