The writings of Procopius are the primary source of information for the rule of the Roman emperor Justinian. Procopius was the author of a history in eight books of the wars fought by Justinian I, a on Justinian's public works throughout the empire, and a book known as the "Secret History" (Greek: "Anekdota") that claims to report the scandals that Procopius could not include in his published history.