The American Historical Association gratefully acknowledges the generosity of the following persons who elected to enroll as Contributing Members, and thus made an additional contribution to the funds of the Association. This list contains the names of those who became contributing members (or renewed such memberships) between January 1, 2009 and October 31, 2009. A supplementary list of those who joined as contributing members between November 1 and December 31, 2009 will be published in a spring issue of Perspectives on History.