"The re-launch issue of the Historical Society's journal focuses on collecting and interpreting the events of September 11, 2001, and features the Mathew Brady portrait collection, a remarkable trove of images only recently attributed to Brady. The issue also contains short articles on two N-YHS exhibitions, ""Reading Uncle Tom's Image"" and ""Seat of Empire,"" and an essay by Gordon S. Wood reflecting on a document in the Gilder-Lehrman collection on George Washington's views on slavery. The ""teacher feature,"" a tool for teachers, focuses on the American Revolution."