Tony Scott, former CIO at Disney and Microsoft, is halfway into his tenure overseeing the world’s biggest IT budget: $81 billion. That’s $260 of tech spending for every man, woman and child in America. His job is a tough one, wrestling with cyberhacks, creaky IT infrastructure, warring agencies and garrulous Congressmen. He’s a class act with lessons for any technology executive about doing important things at scale. Recorded live in conversation with Forbes publisher Rich Karlgaard at our CIO Summit on March 7, 2016 at the Ritz-Carlton in Half Moon Bay, Calif.