Our personal lives are key sites of consumption. How are we contributing to a more or less sustainable planet? In societies with high rates of digital connectivity and consumption, identities, social distinctions and inequalities are often expressed through digital communication and consumption - what we own, how we dress, what we eat and so on. Our personal lives are key sites of consumption contributing to the reproduction of social divisions or social change and to a more or less sustainable planet Prof. Lynn Jamieson is based in the School of Social and Political Science at University of Edinburgh and is a co-founding Director of The Centre for Research on Families and Relationships Our Changing World Series The Our Changing World series, now in its ninth year, is a credit-bearing course that opens its doors to the public, who we invite to attend fascinating and accessible talks alongside our students. This year's theme is 'identity'. For more information on the series please visit: www.ocw.ed.ac.uk