David W. Fagerberg is Professor in the Department of Theology at the University of Notre Dame. He holds an M.Div. from Luther Northwestern Seminary; an M.A. from St. John’s University, Collegeville; an S.T.M. from Yale Divinity School; and Ph.D. from Yale University. First, his work has explored how lex orandi is the foundation for lex credendi, explored in Theologia Prima (2003). Second, to this he integrated the Eastern Orthodox understanding of asceticism as preparing the liturgical person in On Liturgical Asceticism (2013). Third, he has applied this to our liturgical life in the world in Consecrating the World: On Mundane Liturgical Theology (2016). He also has an avocation in G. K. Chesterton, having published The Size of Chesterton’s Catholicism (1998) and Chesterton is Everywhere (2013).