~ 1820 - 1895
Friedrich Engels was a German philosopher, social scientist, and political theorist born on November 28, 1820. He is best known for his collaboration with Karl Marx in developing Marxist theory and co-authoring "The Communist Manifesto" in 1848. Engels also contributed to the economics of socialism and the critique of capitalism, and his works remain influential in the fields of sociology and political theory. He died on August 5, 1895.