Steven W. Ellingson (email@example.com) is an Associate Professor at Virginia Tech in Blacksburg, Virginia, in the United States. He received PhD and MS degrees in Electrical Engineering from the Ohio State University and a BS in Electrical and Computer Engineering from Clarkson University. He was employed by the U.S. Army, Booz-Allen & Hamilton, Raytheon, and the Ohio State University ElectroScience Laboratory before joining the faculty of Virginia Tech, where he teaches courses in electromagnetics, radio frequency electronics, wireless communications, and signal processing. His research includes topics in wireless communications, radio science, and radio frequency instrumentation. Professor Ellingson serves as a consultant to industry and government and is the author of Radio Systems Engineering (Cambridge University Press, 2016) and Electromagnetics Vol. 1 (VT Publishing, 2018).