WILLIAM STALLINGS has made a unique contribution to understanding the broad sweep of technical developments in computer networking and computer architecture. He has authored 17 titles, plus revised editions, for a total of 37 books on various aspects of these subjects. He has three times received the award for best Computer Science Textbook of the Year from the Text and Academic Authors Association (Computer Organization and Architecture, Prentice Hall, 1996; Data and Computer Communications, Prentice Hall, 1997; Operating Systems, Prentice Hall, 1998). In over 20 years in the field, Dr. Stallings has been a technical contributor, technical manager and an executive with several high-technology firms. Currently he is an independent consultant whose clients have included computer and networking manufacturers and customers, software development firms and leading-edge government research institutions. Dr. Stallings is a frequent lecturer and a regular contributor to technical journals and trade publications. Dr. Stallings holds a Ph.D. from MIT in computer science and a B.S. from Notre Dame in electrical engineering.Stallings, William is the author of 'Computer Organization And Architecture Designing For Performance', published 2005 under ISBN 9780131856448 and ISBN 0131856448.