John Elkington is a world authority in CSR and Sustainability. He is the Founding Partner and Executive Chairman of Volans, a future-focused business working at the intersection of the sustainability, entrepreneurship and innovation movements. He is also co-founder of SustainAbility (1987, where he is a non-executive member of the Board) and of Environmental Data Services. John has been described by Business Week as "a dean of the corporate responsibility movement for three decades”. He has written or co-authored 17 books, including 1988’s million-selling Green Consumer Guide, 1997’s Cannibals with Forks: The Triple Bottom Line of 21st Century Business, the book which brought his triple bottom line concept and agenda to a wider audience, and 2008’s The Power of Unreasonable People: How Social Entrepreneurs Create Markets That Change the World, co-authored with Volans co-founder Pamela Hartigan. John is a Fast Company blogger and a columnist for a number of publications, including chinadialogue (China), CSR Wire (USA), Director Magazine (UK), Monday Morning (Denmark) and Nikkei Ecology (Japan) as well as other media. John also writes a weekly column for the Guardian Sustainable Business website.