Johann Rost has worked in the software industry for twentyyears. He has taught at the University of Applied Science atBingen, Germany, and at Politehnica University at Bucharest,Romania. Robert L. Glass is the author of twenty-eight books oncomputing subjects, including the bestselling Facts and Fallaciesof Software Engineering. He has written nearly one hundred articleson computing subjects and has served as a columnist for threeleading publications Communications of the ACM ("ThePractical Programmer"), IEEE Software ("The Loyal Opposition"), andInformation Systems Management ("Through a Glass, Darkly").