Kerrie Holley, an IBM Fellow and CTO of IBM's SOA Center for Excellence, and Dr Ali Arsanjani, an IBM Distinguished Engineer and and Chief Architect for the Center join to talk about their book, 100 SOA Questions Asked and Answered. We cover the impetus for the book, how SOA helps businesses align IT and business processes, how SOA methods are fostering new development roles, and the progress that has been made in challenge areas like security and testing.