German-born theoretical physicist who is widely held to be one of the greatest and most influential scientists of all time
American inventor and businessman. He developed many devices in fields such as electric power generation, mass communication, sound recording, and motion pictures.
Was a Greek Stoic philosopher. He was born into slavery at Hierapolis, Phrygia and lived in Rome until his banishment, when he went to Nicopolis in northwestern Greece, where he spent the rest of his life.