**Christopher Heath Wellman *is Professor of Philosophy at Washington University in St. Louis. He is the author of Liberal Rights and Responsibilities, Rights Forfeiture and Punishment, Debating the Ethics of Immigration: Is There a Right to Exclude?(with Phillip Cole), and (with Andrew Altman) A Li...

**Christopher Heath Wellman *is Professor of Philosophy at Washington University in St. Louis. He is the author of Liberal Rights and Responsibilities, Rights Forfeiture and Punishment, Debating the Ethics of Immigration: Is There a Right to Exclude?(with Phillip Cole), and (with Andrew Altman) A Liberal Theory of International Justice *.