For 2010 the bibliography continues its customary coverage of secondary writings published since 1900 in western European languages on slavery or the slave trade anywhere in the world: monographs, notes and articles in scholarly periodicals, substantial reviews and review essays, conference papers, and chapters in edited volumes and Festschriften focused primarily on slavery or slave trading. Scholarly materials in electronic media, as well as some audio and visual, are also mentioned. Readers unfamiliar with other technical aspects of the presentation may refer to the notes introducing previous supplements in this journal.The bibliography does not include materials on slavery found in writings focused on other subjects, e.g. Spanish administrative practice, the history of sugar, urban or agricultural history, race relations, or the Roman family. Specialists in every field will therefore not find recognized contributions to knowledge of the subject presented in the context of the broader scholarship in their areas -perhaps, and precisely for that reason often among the more significant works in their fields. It is on such specialists, and the references to such related studies that they provide in their own works, that the bibliography ultimately depends. We aim here to cover the literature at a level that gives readers full access to all scholarly literature on slavery within a single additional research step.We've made a minor change to the organization of the bibliography. For some time the "Modern" sub-heading, under the section "Other," has been used as a catch-all for a variety of different entries. To better organize these burgeoning fields of inquiry, we've created a new sub-heading, "Representations and Legacies," which includes entries concerning memory and commemoration, the artistic and literary representation of slavery in contemporary works, and the legacies of slavery, including