Dr Samuel Alexander is a lecturer with the Office for Environmental Programs, University of Melbourne, teaching a course called ‘Consumerism and the Growth Economy: Interdisciplinary Perspectives’ in the Masters of Environment. He is also a research fellow with the Melbourne Sustainable Society Institute and co-director of the Simplicity Institute. In 2015 he published two books of collected essays, 'Prosperous Descent: Crisis as Opportunity in an Age of Limits' and 'Sufficiency Economy: Enough, for Everyone, Forever' both available from the Simplicity Institute publications page. His other books include 'Simple Living in History: Pioneers of the Deep Future', 'Entropia: Life Beyond Industrial Civilisation', and 'Voluntary Simplicity: The Poetic Alternative to Consumer Culture.'
If the rich nations in the world keep growing their economies by 2% each year and by 2050 the poorest nations catch up, the global economy of more than 9 billion people will be around 15 times larger than it is now, in...