J William FrostJ. William Frost is Howard M. and Charles F. Jenkins Professor Emeritus of Quaker History and Research and Director Emeritus of the Friends Historical Library at Swarthmore College. Among his many publications, he is the author of The Quaker Family in Colonial America: A Portrait of the Society of Friends and A Perfect Freedom: Religious Liberty in Pennsylvania, the latter also published by Penn State University Press. He has edited books on George Fox, antislavery, and George Keith and served as editor of the Pennsylvania Magazine of History and Biography. Read More Read Less