By Robert Pinkney
By Martin Walters, Bob Gibbons, Kenny Taylor, Michael Wood, Stella Tranah
By Brian Child (University of Florida, Gainsville, USA), Helen Suich, Spenceley Anna (University of Johannesburg, South Africa)
By Chester A. Crocker, Fen Osler Hampson, Pamela Aall
By Jennifer E. Beer
By Ahmedou Ould-Abdallah (Executive Secretary, Global Coalition for Africa), Olusegun Obasanjo
By William I. Zartman, Mark Anstey, Anatole Ayissi, Sukyong Choi, James Goodby
By Mohamed Suliman
By Marc Howard Ross
By C. Ford Runge, Benjamin Senauer, Philip G. Pardey, Mark W. Rosegrant
By Unknown
By Marie-Aude Murail
By Himber, Celine, Poletti, Marie-Laure
By Thomas Kurz
By Tamar Meisels (Tel-Aviv University, Israel)
By Maxwell McCombs
By Tony Binns, Etienne Nel, Alan Dixon
By Fritz Allhoff (Western Michigan University, USA), Nicholas G. Evans, Adam Henschke
By Tatiana Carayannis, Louisa Lombard, Roland Marchal, Ned Dalby, Faouzi Kilembe
By Siegfried Pausewang, Kjetil Tronvoll, Lovise Aalen
By Ian Jack
By Gabrielle Rifkind, Giandomenico Picco
By David Cohen
By Srdja Popovic, Matthew Miller
By Davey, Patrick
By Gianluca Baio (Department of Statistical Science, university college london, UK)
By Lenore Skomal
By Calcutt, David, David Calcutt