Professor Jeremy Waldron, University Professor at the New York University Law School, delivers the sixth in the 2015 Gifford Lecture series, entitled "Hard and Heart-breaking Cases: The Profoundly Disabled As Our Human Equals". In this lecture, Professor Waldron explores ways of thinking about these aspects of the human condition that allow us to maintain the integrity of basic human equality. Recorded on 5 February 2015 at the University of Edinburgh's Playfair Library.