George Siemens, PhD is the Executive Director of the LINK Lab (Learning Innovation and Networked Knowledge) and the University of Texas Arlington. He was also a guest panelist on the McCuistion TV Program. According to Wikipedia:
George Siemens is a writer, theorist, speaker, and researcher on learning, networks, technology, analytics and visualization, openness, and organizational effectiveness in digital environments.[1] He is the originator of Connectivism theory and author of the article Connectivism: A Learning Theory for the Digital Age and the book Knowing Knowledge – an exploration of the impact of the changed context and characteristics of knowledge.
George Siemens appeared on the McCuistion Program The Impact of Technology on Higher Education: A Brave New World – Part One.  To learn more from George Siemens, follow the link.