Ow do Samuel Huntington and Thomas Barnetts theories relate or explain the evolution of terrorism on the world stage?

Consider the theories of Samuel Huntington and Thomas Barnett. How do they relate to or explain evolution of terrorism on the world stage? What are the implications of law enforcement if terrorism has deeper roots, namely, roots in a clash of civilizations? Also, what are the implications for American foreign policy efforts to thwart terrorism.

I could not find his ID but please have the writer for my order 580068 Pros and Cons of the Body Scanner used by the U.S. TSAalso write this essay.