In “Breaking In.” William Burks Spencer interviewed over 100 advertising rockstars such as Dan Wieden, Gerry Graf, David Droga, Bob Greenberg, and Ari Merkin about building portfolios that will get you hired. What is more important? Ideas? Executions? Technology? Things? No one really knows. But this book might have the answers. We haven't read it but the quotes look, quotable.