Communications of the ACM is the leading publication for the computing and information technology fields. Read by computing's leading professionals worldwide, Communications is recognized as the most trusted and knowledgeable source of industry information for today's computing professional. Each month Communications brings its readership of over 90,000 ACM members in-depth coverage of emerging areas of computer science, new trends in information technology, and practical applications. The prestige and unmatched reputation of Communications is built upon a 50-plus-year commitment to high quality editorial content and a steadfast dedication to advancing the arts, sciences, and applications of information technology.