… 7, 2007. New Haven, CT - A new web site ( www.yale.edu/glc/citizens ), launched by the Gilder Lehrman Center for the … at Yale, the Gilder Lehrman Center developed the site, “Citizens All: African Americans in Connecticut, 1700-1860,” … when the annual meeting of the UNESCO Transatlantic Slave Trade Education Project convenes on the Yale Campus. Created …