The book addresses the practical needs of executives responsible for planning, budgeting & justifying information technology expenditures. Written by the former chief information executive (1956-1978) & vice president of strategic planning (1978-1985), author of the widely acclaimed & translated INFORMATION PAYOFF - THE TRANSFORMATION OF WORK IN THE ELECTRONIC AGE (Free Press, 1985), lecturer & university professor. Reviews: "A New Bible for Management Information Systems. An eminently readable book made more so by a playful sense of humor" -Information Week-; "Strips away obfuscation that has concealed the real value of computers." (The Financial Post); "A true path to the Holy Grail of business value." (Computer Weekly); "Some surprising answers to familiar questions cast new light on investing profitably in computer hardware & software." (The Conference Board); "All those either transfixed or baffled by the powers & potential of computers would do well to heed Strassmann's advice." (Daily Telegraph); "Measuring managerial productivity is the key to knowing how to invest in information technology. Strassmann's new book sets out the results of his research in detail. His argument comes through clearly." (The Financial Times).