Anthony Ephremides received the Ph.D. degree in electrical engineering from Princeton University in 1971. He has been with the University of Maryland Since 1971. He holds the Cynthia Kim Professorship of Information Technology with the Electrical and Computer Engineering Department, University of Maryland in College Park, where he is a Distinguished University Professor Emeritus and has a joint appointment with the Institute for Systems Research, of which he was among the founding members in 1986. He is the author of several hundred papers, conference presentations, and patents, and his research interests lie in the areas of communication systems and networks and all related disciplines, such as information theory, control and optimization, satellite systems, queueing models, and signal processing. He is especially interested in wireless networks, energy efficient systems, and the new notion of age of information.