JOHN W. LEIS, PHD, is an Associate Professor of Electrical and Computer Engineering at the University of Southern Queensland. He has authored a large number of academic papers, and is author of Digital Signal Processing using MATLAB^® for Students and Researchers. Dr. Leis's interests include signal processing for data compression and coding, medical signal processing, and advanced instrumentation using signal processing algorithms. He has collaborated nationally and internationally on various research projects, and is a Senior Member of the Institution of Electrical & Electronic Engineers (IEEE). Less