Professor Mark Lipsey (Peabody Research Institute, Vanderbilt University) delivers the 2011 Sidney Ball Memorial Lecture.  Creative Commons Attribution-Non-Commercial-Share Alike 2.0 UK: England & Wales; http://creativecommons.org/licenses/by-nc-sa/2.0/uk/

The Reform of the Welfare State and the Dynamics of People's Lives - Sydney Ball Memorial Lecture 2012

The Sidney Ball Memorial Lectures were established after the First World War in memory of Sidney Ball who was a philosophy fellow at St John's College, Oxford. Sidney Ball was both a political radical and 'an energetic university reformer' concerned that contemporary social and economic problems should be studied at Oxford.