We welcome a guest post today from Kimberley Brown, coauthor (with Shawn Smallman) of Introduction to International and Global Studies. Their new book is a thematic introduction to the intellectual and structural underpinnings of globalization. In this post, Brown considers recent events in Tunisia in the context of how Americans are used to thinking about threats to global security.--ellen Students of international/global studies are routinely introduced to the historical significance of nation states. This happens even as the power of a globalized economy pushes people out of their homelands to work in new spaces. In...