Scott W. Ambler is a senior consultant of Ronin International, Inc., a software services consulting firm that specializes in software process improvement, mentoring, and training. He is also founder and thought leader of the Agile Modeling (AM) methodology and the Enterprise Unified Process (EUP). He is a popular international speaker, a regular columnist for Software Development magazine, and the award-winning author of several books, including The Object Primer 3/e, Agile Modeling, and Agile Database Techniques.