Jonathan Arac is incapable of writing an essay that is not fresh, engaged, and lucid, and his unsurpassed eye for detail supports a rich and multi-voiced social vision. Impure Worlds, which gathers his finest uncollected essays, confirms his status as a Bakhtin for the twenty-first century.---—Marshall Brown, University of Washington Arac is one of the finest scholar-critics writing in the Englishlanguage…he is a marvelous exemplar of the best that criticism has knownhow to think and do.---—Bruce Robbins, Columbia University