This book introduces 86 models of the software project behavior. It basically summarizes all aspects of the software project life cycle, reveals the troubles that software project often meet, reflects a variety of bad habits and practices in the industry. Six authors are all from a management team of development consultation -Atlantic Systems Guild,who provide professional consulting service for the numerous software company manager for a long time. They have concentrated hundreds of the cases of project management . Every model is shown one by one through the book. Each model begins with vivid illustrations added some interesting newsand true events. This book is suitable for all software project managers to read, also for people who aspire to become software managers reference.