Craig Walls is a professional software developer with over 15 years of experience in several industries, including telecommunications, finance, retail, and education. He's currently involved in the development of a natural language business intelligence tool with an Addison, TX-based company. He is the author of Spring in Action and XDoclet in Action (published by Manning) and is an avid proponent of Spring, open-source, and agile development.

Craig Walls is a professional software developer with over 15 years of experience in several industries, including telecommunications, finance, retail, and education. He's currently involved in the development of a natural language business intelligence tool with an Addison, TX-based company. He is the author of Spring in Action and XDoclet in Action (published by Manning) and is an avid proponent of Spring, open-source, and agile development.