“…Historical geographies of difference-understanding the historical conditions in which the categories of difference (race, ethnicity, gender, sexuality, age) are inscribed and reinforcedare implicitly and often explicitly informed by feminist and post-colonialist theorists such as Judith Butler, Joan Scott and Gayatri Spivak. These new historical geographies of difference have confronted and decentered urban history (Boyer, 1998;Ogborn, 1998), colonial history (Jacobs, 1996;Clayton 2000), and, as Catherine Nash (1999) suggests, even environmental history, a body of literature that she argues has been most impervious to incorporating 'difference. '…”