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Mark Lines is Managing Partner at Scott Ambler + Associates. He is an Enterprise Agile Coach and co-creator of the Disciplined Agile Delivery framework. Mark is co-author with Scott Ambler of Disciplined Agile Delivery: A Practitioner's Guide to Agile Software Delivery in the Enterprise. Mark helps organizations all over the world transform from traditional to disciplined agile and lean methods. He writes for many publications including the Cutter Consortium and is a frequent speaker at industry conferences. Mark blogs about DAD at DisciplinedAgileDelivery.com. Mark is also a founding member of the Disciplined Agile Consortium (DAC), the certification body for disciplined agile. Scott W. Ambler is the Senior Consulting Partner of Scott Ambler + Associates, working with organizations around the world to help them improve their software processes. He provides training, coaching, and mentoring in disciplined agile and lean strategies at both the project and organization level. Scott is the founder of the Agile Modeling (AM), Agile Data (AD), Disciplined Agile Delivery (DAD), and Enterprise Unified Process (EUP) methodologies. He is the (co-)author of several books, including Disciplined Agile Delivery, Refactoring Databases, Agile Modeling, Agile Database Techniques, The Object Primer 3rd Edition, and The Enterprise Unified Process. Scott blogs about DAD at DisciplinedAgileDelivery.com. Scott is also a Founding Member of the Disciplined Agile Consortium (DAC), the certification body for disciplined agile.