Dr. Frank Harary is Professor Emeritus of Mathematics at The University of Michigan and has taught since his retirement at New Mexico State University and the University of Missouri at Rolla. One of the best-known graph theorists in the world, Dr. Harary holds, in addition to a Ph.D. from the University of California at Berkeley, numerous honorary doctorates from around the world. He has published hundreds of books and articles on graph theory and founded a number of professional journals.