Marguerite Ragnow earned her doctorate in medieval and early modern history at the University of Minnesota. In addition to being a member of the graduate faculty in History at the U of M, she is the managing editor of Terrae Incognitae, the journal of the Society for the History of Discoveries. Her most recent publication, Religious Conflict and Accommodation in the Early Modern World, co-edited with William D. Phillips, Jr., was published in 2011.