Thomas HegghammerThomas Hegghammer is Director of Terrorism Research at the Norwegian Defence Research Establishment (FFI) and Adjunct Professor in the Department of Political Science at the University of Oslo. Trained in Middle East Studies at the University of Oxfod and at Sciences Po, Paris, he has held fellowships at Harvard, Princeton, New York and Stanford Universities, and at the Institute for Advanced Study in Princeton, New Jersey. He is the author of the prize-winning Jihad in Saudi Arabia (Cambridge, 2010) and many other books and articles on jihadism. He has conducted extensive fieldwork in the Middle East, including interviews with former militants, and he has testified on jihadism in the US Congress and the British Parliament. Read More Read Less