IsaacAsimov/PreludeToFoundation

It is a prequel to the Foundation Trilogy. For the first time Asimov chronicles the life of Hari Seldon, the man who laid the framework for the grandest project humanity has ever attempted. The story takes place on Trantor during the reign of Emperor Cleon I. Hari is pursued by powerful enemies and the future of Psychohistory is at risk.