A Slovenian continental philosopher and critical theorist working in the traditions of Hegelianism, Marxism and Lacanian psychoanalysis. He has made contributions to political theory, film theory, and theoretical psychoanalysis. Žižek is a senior researcher at the Institute of Sociology, University of Ljubljana, Slovenia, and a professor at the European Graduate School. He has been a visiting professor at, among others, the University of Chicago, Columbia University, London Consortium, Princeton, New York University, The New School, the University of Minnesota, the University of California, Irvine and the University of Michigan. He is currently the International Director of the Birkbeck Institute for the Humanities at Birkbeck, University of London and president of the Society for Theoretical Psychoanalysis, Ljubljana. Žižek uses examples from popular culture to explain the theory of Jacques Lacan and uses Lacanian psychoanalysis, Hegelian philosophy and Marxist economic criticism to interpret and speak extensively on immediately current social phenomena.