Jason E. Vickers is Associate Professor of Theology and Wesleyan Studies at the United Theological Seminary in Dayton, Ohio. He is the author of Minding the Good Ground: A Theology for Church Renewal (2011), Wesley: A Guide for the Perplexed (2009), Invocation and Assent: The Making and Remaking of Trinitarian Theology (2008) and co-editor (with Randy L. Maddox) of The Cambridge Companion to John Wesley (2009). He is also President-elect of the Wesleyan Theological Society.

Randy L. Maddox is Professor of Theology and Wesleyan Studies at the Divinity School, Duke University. A leading scholar of the theology of John and Charles Wesley and of theological developments in the later Methodist or Wesleyan tradition, he is the author of Responsible Grace: John Wesley's Practical Theology and editor of Aldersgate Reconsidered and Rethinking Wesley's Theology for Contemporary Methodism.