Michael Guttman has over twenty-five years of expertise architecting, developing, and deploying large-scale complex enterprise software systems and infrastructures. He currently serves as director for the Object Management Group's MDA FastStart Program. Previously, he was chief technology officer (CTO) of Genesis Development Corporation, which he co-founded in 1992. After Genesis was sold to enterprise software vendor IONA Technologies, Mr. Guttman subsequently served as IONA's VP of Strategic Technology, and helped manage the operational integration of the two companies. While at Genesis and IONA, Mr. Guttman managed the development of SureTrackT, a groundbreaking process for transitioning large IT organizations to advanced software technologies. Mr. Guttman also was a major contributor to numerous key technology standards, including OMG's CORBA, which has become the embedded messaging protocol of choice for sophisticated enterprise middleware from such vendors as BEA, IBM, and Sun. More recently, he has been working with the OMG to promote the OMG's Model Driven Architecture (MDA), an integrated set of enterprise computing standards which includes Unified Modeling Language (UML), Meta-Object Facility (MOF), XML Meta-Data Interchange (XMI), and Common Warehouse Meta-Model (CWM). Mr. Guttman has been a contributing editor for such publications such as PCWorld, PCWeek (now e-Week), Object Magazine, Java Report, Application Development Advisor, Application Development Trends, and Software Magazine, where he currently authors a column on MDA. He is also a co-author of two highly regarded books on advanced uses of distributed computing technology, The Object Technology Revolution (Wiley, 1996) and Developing E-Business Systems and Architectures: A Manager's Guide (Morgan Kaufmann, 2000). John Parodi has more than twenty years experience in technical communication, including award-winning white papers, user documentation, trade press articles, technical overviews, and presentations on topics that include middleware, enterprise integration, security, software architecture, and development methodologies.