Professor of Sociology
Research Interests: Social stratification, intergenerational mobility and inequality, the application of formal models in the social sciences, and quantitative methods.
I am Professor of Sociology at Oxford University and a Fellow of Nuffield College. Previously I was William Graham Sumner Professor of Sociology, and Chair of the Sociology Department, at Yale. From 2000 until 2006 I was an Official Fellow of Nuffield. I am a Fellow of the British Academy, a Member of the Royal Irish Academy, and a Member of Academia Europaea. Recent publications include 'Heterogeneous Causal Effects and Sample Selection Bias' (with Seongsoo Choi and Anders Holm), Sociological Science, 2015, and 'Counterfactual Causal Analysis and Non-Linear Probability Models'(with Kristian Bernt Karlson) in Stephen L. Morgan (ed.) Handbook of Causal Analysis for Social Research, Springer, 2013.