PhD, is Professor in the Department of Mathematics and Director of the Center for Constructive Approximation at Vanderbilt University.  Dr. Saff is an Inaugural Fellow of the American Mathematical Society, Foreign Member of the Bulgarian Academy of Science, and the recipient of both a Guggenheim and Fulbright Fellowship.  He is Editor-in-Chief of two research journals, Constructive Approximation and Computational Methods and Function Theory, and has authored or co-authored over 250 journal articles and eight books. Dr. Saff also serves as an organizer for a sequence of international research conferences that help to foster the careers of mathematicians from developing countries.