Edward M. Sion, Ph.D., a native of Kansas, is currently Professor of Astronomy and Astrophysics at Villanova University. He has held visiting positions at Arizona State, the University of Toulouse and the Hubble Space Telescope Science Institute. A recipient of numerous grants from the National Science Foundation and NASA, he has authored or co-authored 185 peer-reviewed publications, primarily on the end stages of stellar evolution. He currently resides with his wife and two children in Radnor, PA.