  The relationship between feminism and transgender theory and politics is surprisingly fraught. The goal in this entry is to outline some of the key philosophical issues at the intersections, and this can be accomplished only by attending to the history of feminist and trans politics as it has unfolded in the U.S. “Transgender” as a politics and “trans studies” as a twin of “queer studies” (Stryker 2004) emerged in the early 1990s and this emergence is intertwined with feminist as well as queer theory and politics. (These terms will be explained below.) Consequently, this entry will follow a roughly chronological order.