Real-life experience of eXtreme Programming from XP programmers. eXtreme Programming (XP) is a hot new development methodology for building software systems quickly without sacrificing quality. Authors Lippert, Wolf and Rook have three years' experience of working on professional XP projects. The projects range from application via prototype to framework development and cover project sizes from one person month to more than 400 person months. Until now XP has been described in outline by those promoting its advantages, this book provides objective examples of how it can be used in practice. * An objective assessment of XP, grounded in real world experience, and not written by those