Science fiction author Robert A. After leaving Columbia he wrote 4 commercially unsuccessful though critically well-received books King Midas (1901) Prince Hagen (1902) The Journal of Arthur Stirling (1903) and a Civil War novel entitled Manassas (1904). During his years with his second wife Mary Craig Sinclair wrote or produced several films.
He achieved popularity in the first half of the twentieth century acquiring particular fame for his classic muckraking novel The Jungle (1906). It exposed conditions in the U.