Dr. Fei Hu is currently a professor in the Department of Electrical and Computer Engineering at the University of Alabama, Tuscaloosa, Alabama. He earned his PhD degrees at Tongji University, Shanghai, China, in the field of signal processing in 1999 and at Clarkson University, New York, USA, in electrical and computer engineering in 2002. He has published over 200 journal/conference papers and books. Dr. Hu's research has been supported by the U.S. National Science Foundation, Cisco, Sprint, and other sources. His research expertise is primarily in the areas of security, signals, and sensors.