Ralph Miliband ( born Adolphe Miliband ; 7 January 1924 - 21 May 1994 ) was a Belgian-born British sociologist who was known as a prominent Marxist thinker .
Ralph Miliband ( born Adolphe Miliband ; 7 January 1924 - 21 May 1994 ) was a Polish-British Marxist sociologist .