Each signature may be linked to the others by up to 53 thematic connections. Some are common to many signatures; others highlight unusual, yet notable, associations and interests. Friendships are not represented because so many signers were friends. Go to "The Bohemians" to view and interact with all 53 connections.
Included in this tag are both writers of popular history and academics who taught and produced scholarship in the field. Subjects covered by the historians who signed Frank Shay’s door range from riverboat traffic in the United States (Dayton) to the history of the Catholic Church (Wright) to liberalism and the Marquis de Condorcet (Schapiro) to Caribbean history (Roberts). For many of these figures, history was not merely an exploration of the past. As Jacob Salwyn Schapiro, a professor of history at the City College of New York, wrote in his preface to Modern and Contemporary European History (1815-1922) (1922), “the main function of history is to explain the present.”