Glenn R. Wittig holds a MLIS from Rutgers University and a PhD from the University of Michigan in library science. He is a member of Beta Phi Mu and has enjoyed a 55-year career as a theological librarian and professor of library science at institutions such as Trinity Evangelical Divinity School, Princeton Theological Seminary, Columbia Theological Seminary, and Southwestern Baptist Theological Seminary. He has also taught at Western Michigan University, Indiana University, and the University of Southern Mississippi. Among his published work, Wittig co-edited the book Radical Theology: Phase Two.