According to recent polls, instructors at American universities are overwhelmingly liberal: 72 percent of faculty members describe themselves as liberal, whereas only 15 percent call themselves conservative. Some critics charge that this ideological imbalance has created a code of political correctness that inhibits freedom of inquiry and expression in our universities. Is this true? And if so, what should be done, or can be done, about it? Peter Robinson speaks with David Horowitz and Graham Larkin.