Krzysztof Czarnecki is a researcher and consultant with the Software Engineering Lab at DaimlerChrysler Research and Technology in Ulm, Germany. He gained firsthand experience with Aspect-Oriented Programming and Intentional Programming during research visits at the Xerox Palo Alto Research Center and the Microsoft Research in Redmond, Washington. He received an M.S. degree in computer science from California State University at Sacramento, and M.S. and Ph.D. degrees in computer science from the University of Ilmenau in Germany.
Ulrich W. Eisenecker is a professor of computer science at the University of Applied Sciences Kaiserslautern at Zweibrocken, where he chairs the department for componentware and windows interfaces. Prior to his university career he spent nearly a decade in industry. He is an editor of a special supplement on component software of the German IT magazine OBJEKTspektrum, for which he also writes a C++ column. He has published more than a hundred articles, and frequently speaks at national and international IT conferences.