23. ืืงืืจืืช Hamas: Politics, Charity, and Terrorism in the Service of Jihad by Matthew Levitt Yale University Press, 334 pages, $26 Also: Alms for Jihad: Charity and Terrorism in the Islamic World by J. Millard Burr and Robert Collins Cambridge University Press, 343 pages, $28 Journey of the Jihadist by Fawaz Gerges Harcourt, 296 pages, $25