Recognized as the most objective, best-selling terrorism text in the market, TERRORISM: AN INTRODUCTION- 9/11 UPDATE strives to discuss the most sophisticated theories by the best terrorist analysts in the world, while still focusing on the domestic and international threat of terrorism and the basic security issues surrounding terrorism today. The student-oriented writing style is complemented by rich pedagogy, and there is an adequate amount of research and theoretical discussion to make this an ideal text for both the undergraduate and graduate level courses.