What magazine was established in 1988 by Frank Thomas and Keith White and has been associated with the Dirtbag Left?
Dirtbag Left:  Publications "The Baffler", "Street Fight Radio", and "Current Affairs" have also been associated with the Dirtbag Left. The Baffler:  Established in 1988 by editors Thomas Frank and Keith White, it was headquartered in Chicago, Illinois until 2010, when it moved to Cambridge, Massachusetts.
The Baffler