Michel W. Barsoum obtained his Ph.D. in materials science from the Massachusetts Institute of Technology in 1985, at which time he joined the Department of Materials Engineering at Drexel University, where he is currently a Distinguished Professor. In 2000 he was awarded a Humboldt–Max Planck Research Award and is spending a sabbatical year at the Max-Planck Institut für Metallforschung in Stuttgart, Germany.Address: Department of Materials Engineering, Drexel University, Philadelphia, PA 19104. Internet: barsoumw@drexel.edu