He is the author of Let This Voice Be Heard: Anthony Benezet, Father of Atlantic Abolitionism, co-editor with Jackie Bacon ofAfrican-Americans and the Haitian Revolution, co-editor with Susan Kozel of Quakers and their Allies in the Abolitionist Cause, 1754-1808and co-editor with Blair Ruble of DC JAZZ: Stories of Jazz Music in Washington, DC.