Andrew Parker, Consultant , is doctoral student in sociology at Stanford University. Previously, he was a research consultant with the IBM Institute for Knowledge-Based Organizations (IKO) in Cambridge, MA. He has conducted research in a wide range of Fortune 500 organizations and government agencies. His research has covered top-level executive teams, functional departments, communities of practice, and recently merged companies. Andrew has co-authored more than 10 articles and white papers on social network analysis. His articles have appeared in Social Networks, Sloan Management Review, Organizational Dynamics and California Management Review. He is also the co-author of The Hidden Power of Social Networks and co-editor of Networks in the Knowledge Economy. Andrew holds graduate degrees from Stanford University and the London School of Economics.