Robert Holler is president and CEO of VersionOne, a provider of integrated planning and management tools to companies adopting agile development methodologies such as Extreme Programming and Scrum. Robert has more than sixteen years of enterprise software experience. His career in the software industry includes working as a consultant, developer, tester, technical writer, manager, and software executive. You can contact him at robert.holler@versionone.net or via his blog at www.agilechronicles.com.