320: In this interview, Thaddeus Arroyo discusses World Class IT Principle One, People, World Class IT Principle Two, Infrastructure, World Class IT Principle Four, IT and Business Partnerships, and World Class IT Principle Five, External Partnerships. Some of the topics discussed include: The progression of Thaddeus’ career through a variety of roles in many industries The value AT&T Business provides customers and Thaddeus’ role as CEO Shift of AT&T business from hardware appliances to software, and the resulting change to the organizational structure (and CIO role) The changing role of the CIO from integrator and enabler to transformation leader, and how business leaders can use innovation as a disruptive tool The mindset successful CIOs of the future need to have to help their business partners and customers thrive AT&T’s network of innovation centers