Saskia Sassen is the Robert S. Lynd Professor of Sociology and Member, The Committee on Global Thought, Columbia University. Her new books are Territory, Authority, Rights: From Medieval to Global Assemblages (Princeton University Press 2008) and A Sociology of Globalization (W.W.Norton 2007). She has just completed for UNESCO a five-year project on sustainable human settlement with a network of researchers and activists in over 30 countries; it is published as one of the volumes of the Encyclopedia of Life Support Systems (Oxford, UK: EOLSS Publishers). The Global City came out in a new fully updated edition in 2001. Her books are translated into twenty-one languages. She has received several honors and awards, most recently a doctor honoris causa from each Delft University, DePaul University, and Universite de Poitiers. She serves on several editorial boards and is an advisor to several international bodies. She is a Member of the Council on Foreign Relations, a member of the National Academy of Sciences Panel on Cities, and chaired the Information Technology and International Cooperation Committee of the Social Science Research Council. She is the Chair of the new Urbanism competition at the Venice Biennale of Architecture (2010). She has written for The Guardian, The New York Times, Le Monde, Newsweek International, among others, and contributes regularly to www.OpenDemocracy.net and www.HuffingtonPost.com.