Alasdair talks to Sir Dieter Helm, a Professor of Economic Policy at The University of Oxford, about his new book Legacy: How to Build the Sustainable Economy. Cambridge University Press has published the work online as a free open acess title. Further reading: Read Legacy for free here. Video presentations and slides on the book's components can be found here. The Idea of Justice by Amartya Sen (Harvard University Press, 2011).Click here to visit The Future Unrefined, our curated collection of articles and podcasts on raw materials and extraction. Find more podcasts and articles at www.landclimate.org