By Matthew Hassan Kukha, Toyin Falola, Matthew Hassan Kukah
By Mike Smith
By Richard Bourne
By Stephen Ellis, Gerrie Ter Haar
By Tom Young
By Said S. Samatar
By Lidwien Kapteijns
By Aili Mari Tripp (University of Wisconsin, Madison)
By Alex De Waal
By August H. Nimtz, Jr.
By David Robinson
By Marvine Howe
By Holly Porter (London School of Economics and Political Science)
By Chris Toensing, Jeannie Sowers
By Alison Pargeter
By Gerard Prunier
By Harry Villegas
By Birmingham, David, Martin, Phyllis M.
By J. Vansina
By Mervyn Hiskett
By Peter J. Wilson
By Bruce Berman (Author), Will Kymlicka (Royalty Account), Professor Dickson Eyoh (Royalty Account)
By Howard W. French (Columbia University)
By David Harris
By Paul Nugent (University of Edinburgh)
By Jonathon Glassman
By Jeffrey Herbst
By J D. Hargreaves
By Beth Baron