These projects continue to grow and change online. All have been deeply collaborative efforts, and represent the teamwork of many scholars, students, and colleagues.
 “O Say Can You See: Early Washington, D.C., Law and Family” |
 “The Valley of the Shadow: Two Communities in the American Civil War,” co-editor with Edward L. Ayers, Andrew Torget, and Anne S. Rubin, 1993-2008. |
 “The History Harvest,” co-director with Patrick D. Jones, 2010-present |
 “Railroads and the Making of Modern America,” University of Nebraska-Lincoln. |
 “Digital History” co-produced with Douglas Seefeldt, University of Nebraska. |
 “Television News of the Civil Rights Era,” Virginia Center for Digital History, University of Virginia. |
 “The Countryside Transformed: The Railroad and the Eastern Shore of Virginia, 1870-1935,” co-produced with Brooks M. Barnes, Virginia Center for Digital History, University of Virginia. |