Combating a Modern Hydra: Al Qaeda and the Global War on Terrorism is number eight in the Combat Studies Institute's Global War on Terrorism (GWOT) Occasional Paper series. This work resulted from discussions at Fort Leavenworth about the nature of the enemy facing the United States and its allies since 11 September 2001. Osama bin Laden and his terrorist network had been present at some level in the national and international consciousness since...