For undergraduate courses in Management Science, Quantitative Methods, or Decision Models; also appropriate for MBA-level courses in Quantitative Methods. This widely-adopted text presents an accessible introduction to the techniques and applications of management science. It is designed to make the subject easily understandable and interesting for students with limited mathematical backgrounds or skills. The author focuses on management science not only as a collection of techniques and processes, but as a philosophy and method for approaching problems in a logical manner. It includes Excel spreadsheets with solutions in every chapter, and many examples of how to solve management science models on the computer.