An introduction to terrorism -- The nature of the beast : defining terrorism -- Beginnings : the causes of terrorism -- Terror from above : state terrorism -- Terror from below : dissident terrorism -- Class struggle and national liberation : the terrorist Left -- Race and order : the terrorist Right -- For the faith and profit : religious and criminal terrorism -- Terrorist spillovers : international terrorism -- Tools of the trade : tactics and targets of terrorists -- The Role of the media -- Terrorism in the United States -- Responding to terror : the options -- What next? the future of terrorism.