Ernest Sosa taught from 1964 to 2007 at Brown University, and is currently Board of Governors Professor of Philosophy at Rutgers University. Among his books are Knowledge in Perspective (1991), Epistemic Justification (with Laurence BonJour; Blackwell, 2003), A Virtue Epistemology (2007), Reflective Knowledge (2009), and Knowing Full Well (2010). He is also co-editor of Blackwell's Epistemology: An Anthology, second edition (2008).
Daniel Korman is Assistant Professor of Philosophy at the University of Illinois, Urbana-Champaign. He specializes in metaphysics and has published articles in Oxford Studies in Metaphysics, Nos, and the Journal of Philosophy.