Joe Dieffenbacher is a former circus clown and elephant jumper, physical comedian and master teacher in the art of Clown, Mask Performance & Design, and Slapstick. He has taught  at the Dell’Arte School in California, Teater Studion in Stockholm, the Belfast Community Circus, and universities in North America and Europe. He is the co-founder of theater company Nakupelle, based in Oxford, England, touring Europe with their original circus and mask-based theater shows.