<DIV>In her pioneering book <I>Hard Core,</I> Linda Williams put moving-image pornography on the map of contemporary scholarship with her analysis of the most popular and enduring of all film and video genres. Now, fifteen years later, she showcases the next generation of critical thinking about pornography and signals new directions for study and teaching. <I>Porn Studies</I> resists the tendency to situate pornography as the outer limit of what can be studied and discussed. With revenues totaling between ten and fourteen billion dollars annually—more than the combined revenues of professional football, basketball, and baseball—visual, hard-core pornography is a central feature of American popular culture. It is time, Williams contends, for scholars to recognize this and give pornography a serious and extended analysis.</P><P>The essays in this volume move beyond feminist debates and distinctions between a “good” erotica and a “bad” hard core. Contr