His ' Anarchy , State And Utopia ' , 1974 , articulated Libertarian philosophy .
Robert Nozick , 1938 - 2002 , American Jewish Harvard Professor of Philosophy , Libertarian theorist , author .
Harvard Professor of Philosophy 's ' Anarchy , State And Utopia ' , 1974 , articulated Libertarian philosophy .
Robert Nozick , 1938 - 2002 , American Jewish Harvard Professor of Philosophy , Libertarian theorist , author .