Inventing on Principle—Bret Victor Bret Victor (formerly of Apple) delivers his interaction design manifesto. By Martin Polley on February 25, 2012 No related posts. I’m not even going to try to describe everything that Bret covers in this talk. You need to watch it. Now! Duration: 54 minutes Bret Victor CUSEC 2012 Martin Polley Martin is an interaction designer and technical writer working at Intel in Haifa, Israel. Johnny TV dude.