Don Yoder

Don Yoder (August 27, 1921– August 11, 2015) was an American folklorist specializing in the study of Pennsylvania Dutch, Quaker, and Amish and other Anabaptist folklife in Pennsylvania who wrote at least 15 books on these subjects. A professor emeritus at the University of Pennsylvania, he specialized in religious folklife and the study of belief. He is known for his teaching, collecting, field trips, recording, lectures, and books. He also co-founded a folk festival in Pennsylvania, which is the USA's oldest continual annual folklife festival, and is credited with "bringing the idea of "folklife" to the United States". Provided by Wikipedia