Panel 4: Yemen Case Study (al-Qaeda on the Arabian Peninsula) Paper: Christopher Boucek, Carnegie Endowment for International Peace Panelists: Brian O’Neill, Waq al-Waq blog Barak Salmoni, Washington Institute for Near East Policy Jeremy Sharp, Congressional Research Service Moderator: Tally Helfont, FPRI The fourth panel at the Foreign Policy Research Institute's (FPRI) The Foreign Fighter Problem: Recent Trends and Case Studies conference held at, and cosponsored with, the Reserve Officers Association in Washington, DC, on September 28, 2010.