KESHAB K. PARHI is Edgar F. Johnson Professor of Electrical and Computer Engineering at the University of Minne-sota in Minneapolis. Dr. Parhi is widely recognized for his work in the area of VLSI digital signal and image processing. In addition to publishing more than two hundred fifty papers and serving on the editorial boards of a number of professional journals, he has coauthored several books, most recently, Pipelined Lattice and Wave Digital Recursive Filters, and Digital Signal Processing for Multimedia Systems.