By Liam Fox
By Fred Pearce
By Tim Marshall
Edited By Ilan Kelman
By Ana Kinsella
By Scott Rozelle & Natalie Hell
By Tim Harford
By Ben Rawlence
By Richard Florida
By Heaven Crawley et al.
By Peter Frankopan
By Jung Chang
by Darren McGarvey
By Lewis Dartnell
Edited by Ilan Kelman