Thomas Andrew Bailey was a professor of history at his alma mater

Alma mater

Alma mater , pronounced ), was used in ancient Rome as a title for various mother goddesses, especially Ceres or Cybele, and in Christianity for the Virgin Mary.-General term:...

, Stanford University

Stanford University

The Leland Stanford Junior University, commonly referred to as Stanford University or Stanford, is a private research university on an campus located near Palo Alto, California. It is situated in the northwestern Santa Clara Valley on the San Francisco Peninsula, approximately northwest of San...

, and authored many historical monographs on diplomatic history, including the widely-used American history textbook, The American Pageant

The American Pageant

The American Pageant, initially written by Thomas A. Bailey, is an American high school history textbook often used for AP United States History, AICE American History as well as IB History of the Americas courses. Since Bailey's death in 1983, the book has been updated by historians David M...

. He was known for his witty style and clever terms he coined, such as "International Gangsterism." He popularized diplomatic history with his entertaining textbooks and lectures, the presentation style of which followed Ephraim D.