In order to develop a thorough understanding of topicMagee and Kramer present concepts, techniques and problems through a variety of forms: informal descriptions, illustrative examples, abstract models and concrete Java examples. New features include: New chapters covering program verification and logical properties. Supporting website contains an updated version of the LTSA tool for concurrency modeling, animation models, and model checking. Website also includes a full set of state models, java examples, and demonstration programs and a complete set of overhead slides for presentations only.