By Richard Ennals
Recent and well-publicised failures have highlighted the truth that companies of all types - from healthcare to aerospace - are seriously depending on info expertise platforms. The prevention of catastrophic I.T. failure is now an important a part of administration.
In this thought-provoking consultant for executives and executives Richard Ennals argues that the serious issue isn't expertise, yet humans and communication.
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Designers should free themselves from history. 46 PREVENTING INFORMATION TECHNOLOGY DISASTERS Such principles have rarely been followed by designers, who have seen their technology as fundamentally new. The distinguished artificial intelligence researchers Minsky and Papert at MIT concentrated on educational lessons from programming, including the value of debugging as a means oflearning from one's own mistakes. Minsky wrote, in his Turing Award Lecture [Minsky 1969; in ACM 1987]: II To help people learn is to help them build, in their heads, various kinds of computational models.
L11s. " procesSJng Describing the working of computer systems in "user-friendly" terms, as is now happening with personal-computer operating systems, can itself be dangerous [Dijkstra 1982]: II The use ofanthropomorphic terminolo" when dealing with computing systems is a symptom ofprofessionalimmaturity. l'tain that the sodety we are living in will allow us to do so. (p. l11, and now that we HISTORICAL AND TECHNICAL PERSPECTIVES 45 have gigantic computers, programming has become an equaUygigantic problem.
If effective power has passed to the system, then responsibility is negated, and the system is out of control. This in itself may be seen as constituting an IT disaster. OPEN ORGANISATIONS Modern organisations aspire to being open systems, with ease of communication, involving all. "Open Systems" was to be the answer to problems of in- INTRODUCTION 29 compatibility, highlighted in mergers between organisations with different dataprocessing systems and traditions. It has not proved so easy to shake off past traditions in seeking to meet the needs of a new generation of users.