Ariel Levite is a visiting fellow at the Center for International Security and Cooperation (CISAC) and the co-leader of the CISAC Discriminate Force Project. He is on sabbatical from the Israeli civil service, where he last held the job of deputy national security adviser (Defense Policy). Prior to assuming that job, he spent 10 years at the MOD, rising to the position of the head of the bureau of International Security. Prior to joining government service, Levite had worked for five years as a senior research associate and head of the Project on Israeli Security at the Jaffee Center for Strategic Studies, Tel-Aviv University, and taught courses at Tel-Aviv and Cornell universities, as well as the University of California at Davis. He has authored several books, including Offense and Defense in Israeli Military Doctrine, Intelligence and Strategic Surprise and Israel's Nuclear Image.