Biographical sketches of authors

Elaine Weyuker   AT&T Research Laboratories, 180 Park Avenue, Florham Park, New Jersey 07932 (electronic mail: weyuker@research.att.com). Dr. Weyuker received a Ph.D. in computer science from Rutgers University, and an M.S.E. in electrical engineering from the University of Pennsylvania. She is currently a technology leader and an AT&T Fellow at AT&T in Florham Park, NJ. Before joining AT&T in 1993, she was a professor of computer science at the Courant Institute of Mathematical Sciences of New York University, where she had been on the faculty since 1977. Prior to that she was a faculty member at the City University of New York, a systems engineer at IBM, and a programmer at Texaco, Inc. Dr. Weyuker is a Fellow of the ACM and a senior member of the IEEE. She was awarded the YWCA Woman Achiever award in 2001. She is a member of the Board of Directors of the Computing Research Association, and on the Technical Advisory Board of Cigital, Inc. She is a member of the editorial boards of ACM Transactions on Software Engineering and Methodology and the Empirical Software Engineering Journal, and she is an advisory editor of the Journal of Systems and Software. She has been the secretary/treasurer of ACM SIGSOFT and an ACM national lecturer. Her research interests are in software engineering—particularly software testing and reliability—and software metrics. She has published more than 100 refereed papers in journals and conference proceedings in those areas. She is also interested in the theory of computation and is the author (with Martin Davis and Ron Sigal) of Computability, Complexity, and Languages, published by Academic Press.

Alberto Avritzer   AT&T Laboratories NDPA, 200 Laurel Avenue, Middletown, New Jersey 07748 (electronic mail: avritzer@att.com). Dr. Avritzer received a Ph.D. in computer science from the University of California, Los Angeles, an M.Sc. in computer science from the Federal University of Minas Gerais, Brazil, and a B.Sc. in computer engineering from the Technion, Israel Institute of Technology. He is currently a technology consultant at AT&T Laboratories in Middletown, NJ. Dr. Avritzer spent the summer of 1987 at the IBM Research Center in Yorktown Heights, NY. His research interests are in software engineering, particularly in software testing and reliability, real-time systems, and performance modeling, and he has published several papers in those areas. Dr. Avritzer is a member of ACM SIGSOFT, and IEEE.