Professor John Elkington is an Executive Director of SustainAbility Ltd. A leading authority on the role of industry in sustainable development, he is a consultant to such organisations as BP, Procter & Gamble, USAID, and the UN Environment Programme. He sits on advisory panels at the Merlin Ecology Fund and the Nature Conservancy Council. He has authored or co-authored numerous books and has published several hundred reports, papers and articles for a wide variety of journals, magazines and national newspapers. On World Environment Day in June 1989, John Elkington was named to the United Nations Environment Programme's 'Global 500 Roll of Honour' for his 'outstanding environmental achievements'.