Dr. Lorenzo Vidino is the Director of the Program on Extremism at George Washington University’s Center for Cyber & Homeland Security. An expert on Islamism in Europe and North America, his research over the past 15 years has focused on the mobilisation dynamics of jihadist networks in the West; governmental counter-radicalisation policies; and the activities of Muslim Brotherhood-inspired organisations in the West. He has held positions at Harvard University’s Belfer Center for Science and International Affairs at the Kennedy School of Government, the U.S. Institute of Peace, the RAND Corporation, and the Center for Security Studies (ETH Zurich). The author of several books and numerous articles, Dr. Vidino’s most prominent work is The New Muslim Brotherhood in the West, a book published in 2010 by Columbia University Press, with an Arabic edition released the following year by the Al Mesbar Studies and Research Center. The book offers a comparative study of Islamist organising in various Western countries as well as the wide-ranging public policy responses by Western leaders.