The Supreme Principle of Morality
Preface to Second Edition of Karl Marx (2004)
Speech given at an anti-inaugural rally at Stanford, January 20, 2005
Autonomy as the Ground of Morality
Kant on Duties Regarding Nonrational Nature
The Final Form of Kant's Practical Philosophy
The I as Principle of Practical Philosophy
Kant and the Problem of Human Nature
Religion, Ethical Community and the Struggle against Evil
Duties to Oneself, Duties of Respect to Others
Kant and Fichte on Right, Welfare and Economic Distribution
Keynote Address to the Conference on Dignity and Law, Cape town University Law School, July, 2007