Edutainment Wizard and Creative Conjurer Don Marinelli, Ph.D., is the co-founder of the Carnegie Mellon University Entertainment Technology Center (ETC), together with the late Randy Pausch of "The Last Lecture " fame. Dr. Marinelli's book, "The Comet and the Tornado" recounts the coming together of a drama professor and a computer scientist to create the unique educational vision that is the ETC.