Misforecasting demand will cost profits and threaten reputations, market share, and even the business itself. Roland Martin and Stephan Kolassa draw on their expertise with retail companies to examine the major challenges for demand forecasting and the choices the demand forecaster must make....

StephanÕs review of this new book by Thomopoulos begins, ÒStay away from this book.Ó The reviewer goes on to explain both his reservations about its content and method as well as the features he likes. Copyright International Institute of Forecasters, 2015

Foresight has printed many articles about the calculation, interpretation, and especially the dangers of percentage error metrics, such as the MAPE. Stephan and Roland now add to the list of dangers, showing how you can be led astray if you use the MAPE to select a best forecasting method or to...