the vast developing world. And when they arrive in countries like India and Malaysia--which are often governed by weak and erratic bureaucracies--they are able to obtain citizenship papers fairly easily. Sadiq introduces "documentary citizenship" to explain how paperwork--often falsely obtained--confers citizenship on illegal immigrants. Once immigrants obtain documents, Sadiq writes, it is a relatively simple matter for, say, an Afghan migrant with Pakistani papers to pass himself off as a Pakistani citizen both in Pakistan and abroad. Across the globe, there are literally tens of millions of such illegal immigrants who have assumed the guise of "citizens." Who, then, is really a citizen? And what does citizenship mean for most of the world's peoples? Rendered in vivid detail, Paper Citizens not only shows how illegal immigrants acquire false papers, but also sheds light on the consequences this will have for global security in the post 9/11 world.

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