By Peter Marren
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By OECD: Organisation for Economic Co-Operation and Development
By Ross Gelbspan
By William Sweet (IEEE Spectrum magazine)
By Stanley Johnson
By Paul S. Giller
By William M. Adams
By Stephen Bass, Barry Dalal-Clayton
By Nick Middleton (University of Oxford, UK)
By Partha Dasgupta
By Roger Morgan-Grenville
By Alex Steffen, Sagmeister Inc.
By Stephen Moss
By Richard Adams
By Sir David Attenborough
By Celia Deane-Drummond
By Fortey, Richard
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By RICHARD B. PRIMACK
By Cynthia J. Moss
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By Dale Jamieson (New York University)
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