Brian Uzzi is a globally recognized scientist, teacher, consultant and speaker on leadership, social networks, and new media. He holds the Richard L. Thomas Distinguished Professor of Leadership at the Kellogg School of Management, Northwestern University. He also co-directs NICO, the Northwestern University Institute on Complex Systems, and holds professorships in Sociology and the McCormick School of Engineering. He has lectured and advised companies and governments around the world and been on the faculties of INSEAD, University of Chicago, and Harvard University. In 2007-2008, he was on the faculty of the University of California at Berkeley where he was the Warren E. and Carol Spieker Professor of Leadership.