Since 1971, Applied Computer Research, Inc, (ACR), now part of IT Market Intelligence, has published directories for the computer industry. ACR publishes the "Directory of Top Computer Executives", and the "Computer Literature Index" twice per year. The Directory gives companies immediate access to more than 65,000 key decision makers at over 32,000 of the largest U.S. and Canadian IT organizations. Constant effort is put into keeping the directory current. The Directory can be critical for sales managers, telemarketers and direct mail marketers, listed executives, market researchers and product planners. ACR also publishes a variety of reports on the management of software development. The diverse nature of ACR's research provides for a unique blend of practical knowledge and industry savvy.