Glenn Nelson, resident instrument specialist, has been building, restoring and repairing instruments for 20 years. Glenn and his wife Barbara own Mockingbird Music in Berlin, Massachusetts, where they build custom stringed instruments and specialize in the repair and restoration of vintage instruments. Glenn teaches five string banjo and performs with Wide Open Spaces and Acoustic Planet, encompassing world music, folk, jazz and bluegrass. At our Camps, he will be available to do minor setups and repairs on site and to accept instruments for more extensive work.