The essence of information systems - Chris Edwards

Deals with information systems from a management perspective. It focuses on the way in which business strategy is served by information systems, and explains the tools and techniques that will ensure that information systems strategies are in line wtih strategic business needs. a key feature of the book is a portfolio model which classifies information systems applications according to their strategic contribution. Using this classification it is possible to optimise the approach to information systems projects at the level of risk analysis, priorisation of investments, the use of packages, project planning and user involvement. the book includes new material on business process redesign, process and information analysis, requirements analysis, outsourcing and trends.