By John Parker
By Akinwumi Ogundiran
By Lamin O. Sanneh
By Padraic X. Scanlan
By Matthew Hassan Kukha, Toyin Falola, Matthew Hassan Kukah
By Alexander Thurston
By Paul E. Lovejoy
By Michael Gomez
By Michael J. Watts
By V. HA (c)lA (c)non, Kenneth A. Loparo
By M. Salau
By M. Mustapha, J. Bangura
By P. Valsecchi
By Hollis R. Lynch
By M.C. Atkinson
By John D. Hargreaves
By James F. Searing
By John Kent (Lecturer in International History, Lecturer in International History, London School of Economics and Political Science)
By Peter Mark (Wesleyan University, Connecticut), Jose da Silva Horta (Universidade de Lisboa)
By Jeremy Black
By Stephen J. Braidwood
By Tunde Zack-Williams (University of Central Lancashire)
By Jean Marie Allman
By Martin Lynn (Queen's University Belfast)
By Ivor Wilks
By Richard Rathbone
By James Ciment
By Judith Scheele (University of Oxford)
By Timothy C. Weiskel
By Karl Maier