Saskia Sassen is the Robert S. Lynd Professor of Sociology and Chair, The Committee on Global Thought, Columbia University (www.saskiasassen.com). Her new book is Expulsions: Brutality and Complexity in the Global Economy (Harvard University Press 2014). Recent books are Territory, Authority, Rights: From Medieval to Global Assemblages ( Princeton University Press 2008), A Sociology of Globalization (W.W.Norton 2007), and the 4th fully updated edition of Cities in a World Economy (Sage 2012). Among older books are The Global City (Princeton University Press 1991/2001), and Guests and Aliens (New Press 1999). Her books are translated into over 20 languages. She is the recipient of diverse awards and mentions, including multiple doctor honoris causa, named lectures, and being selected as one of the top global thinkers on diverse lists. Most recently she was awarded the Principe de Asturias 2013 Prize in the Social Sciences and made a member of the Royal Academy of the Sciences of Netherland.