Upton Sinclair (1878-1968) was arguably the most prominent and impactful American author/journalist and political activist of the early twentieth century. The majority of his work was dedicated to the causes of fighting for social justice and human rights. The author of over one hundred books, he he was closely associated with the organized labor movement, the Progressive movement, and the Socialist movement. His novel Dragon's Teeth was awarded 1943 Pulitzer Prize for fiction.
