Ronald K. Rittgers
Duke Divinity School Professor of Reformation Studies, Professor of the History of Christianity
From the Duke faculty page:
"Prof. Rittgers joined the faculty of Duke Divinity School in the fall of 2021. He is interested in the theology and spirituality of the Age of Reform (ca. 1050-ca. 1650), and also studies the important intellectual, social, and cultural developments of this period in western Christianity. A scholar who writes for both the academy and the church, in addition to articles and essays, Professor Rittgers has authored a number of books: The Reformation of the Keys: Confession, Conscience, and Authority in Sixteenth-Century Germany (Harvard University Press, 2004); The Reformation of Suffering: Pastoral Theology and Lay Piety in Late Medieval and Early Modern Germany (Oxford University Press, 2012);" and others...
see his personal URL for more.