Dr Hugh Series, Consultant in Old Age Psychiatry, Oxford Health NHS FT, gives a talk for the Oxford Conference on Psychiatry and Ageing. Ethical and legal issues are an important part of old age psychiatry. Hugh Series discusses current controversies relating to DOLS (Deprivation of Liberty Safeguards) and considers the pros and cons of the current system. Creative Commons Attribution-Non-Commercial-Share Alike 2.0 UK: England & Wales; http://creativecommons.org/licenses/by-nc-sa/2.0/uk/