David Astels

DAVE ASTELS has more than 17 years' experience as a software developer in areas ranging from embedded environment control to intellectual property protection systems to electrical energy trading systems. For more than a decade, he has been working almost exclusively with object technologies. He runs his own consulting company specializing in Extreme Programming and pervasive Java solutions.

GRANVILLE MILLER is co-author of Addison Wesley's Advanced Use Case Modeling series of books, has presented tutorials at object-oriented technology conferences worldwide, and has worked with companies ranging from early-stage startups to the world's most established software giants.

MIROSLAV NOVAK has been a proponent of eXtreme Programming for nearly three years, actively following its development and taking advantage of opportunities to apply its tenets. Miroslav is a Mentor at Togethersoft Corporation. He currently teaches and develops workshops and contributes to product development specification and testing.