By Duncan J Watts
By Keith Tutt
By ben selinger
By Nicholas Carr
By Pauline Curtis
By James Nestor
By Buzz Aldrin, Leonard David
By Dr Nadine Burke Harris
By James L. McGaugh
By Steven Pinker
By Kevin Fong
By Jorg Meidenbauer
By Kenneth Falconer (Professor of Pure Mathematics, University of St Andrews)
By Malcolm Gladwell
By Gould
By Gould, Wayne
By Dr Andrew Jenkinson
By AIIA, Times Mind Games
By Sarah Gilbert, Catherine Green
By Linda Geddes
By Gregg Braden
By Baroness Susan Greenfield
By Eastaway, Rob, Rob Eastaway, Jeremy Wyndham
By Helen Bynum (Freelance historian)
By James Woodford
By Marcus Chown
By Scientific American
By Alex Boese
By The Science Museum