Agnes Czerwinski Riedmann, Karol J. Krotki
• 1998
Lisa McNee, G. Ugo Nwokeji, Laura J. Downing, Leonard Ngabo Lutaaya, Colleen O'Manique, Karol J. Krotki, Daniel J. Schroeter, W. O. Maloba, John Saul, Jan Hogendorn, Bonar A. Gow, Ntongela Masilela, John Flint, Vijayan K Pillai, Michael Cowen, Les Switzer, Dirk Kohnert, Bruce Fetter, D.G. Anglin, Roberta Ann Dunbar, Robert Elliot Fox, Toyin Falola, C. Adam, M. Last, B. Riddell, C. Young, A.M. Tripp
• 1998
Karol J. Krotki, Juha I. Uitto
• 1994
Patricia L. Paton, Hartman Krugmann, Philip Longmire, Chijere Chirwa Wiseman, Peter Walshe, Robert Kubicek, Moses Kiggundu, Tamam A. Youssouf, Edward A. Griffith, Daryl Leman, J. C. Nwafor, Raymond R. Gervais, John Nauright, Karol J. Krotki, Sheila M. Nicholas, Stevens P. Tucker, DAVID WIELD, Malatu Wubneh, Clare Barker, Daniel Volman, F. Manchuelle, Villia Jefremovas, Santosh C. Saha, Irving Hexham, Joe Oloka-Onyango, Tejumola Olaniyan, Wolf Roder, J. B. Webster, Harry Goulbourne, Philip S. Zachernuk, Jane L. Parpart, Roy Dilley, Timothy P. Johnson, William J. Samarin, G. D. Killam, Brian Garvey, Filip De Boeck, Donald Crummey, Sandra Chait, Graham Furniss, John A. Wiseman, Jeanne-Françoise Vincent, Andrew Shepherd, Dalvan M. Coger, JOEY POWER, Claude E. Welch, J.G. Galaty, P. Kennedy, A. Mitchell, J. Sorenson, T. O'Toole, B. Berman, P.E. Lovejoy
• 1994
Karol J. Krotki, Richard E. Stren, Rodney R. White
• 1992
Karol J. Krotki, Thierno Mouctar Bah, Shakib Mbabaali, John Harchard, Kenna Owoh, Elizabeth van Heyningen, Max Dorsonville, André Nouschi, Kwasi Adarkwa, Derek Newberry, Comi M. Toulabor, Gérard Buakasa, Henry Rempel, Christian Coulon, D.G. Anglin, H. R. J. Davies, Philip Raikes, Jessica Ross, M. Adhikari, M. Gervais, K. Currie, B. Yamba, F. Mackenzie, W. Macgaffey, P. Hugon
• 1992
Karol J. Krotki, James A. Fox, Paul E. Tracy
• 1988
Leon Tabah, Karol J. Krotki
• 1978
Bruno Remiche, Kweku T. de Graft-Johnston, John Blacker, Ahmed Malek Bahri, Pierre Cantrelle, James Greig, William Brass, Leon Tabah, Karol J. Krotki, Rosario Blanc
• 1977
Karol J. Krotki, Robert D. Retherford
• 1976
A. Igun, S. K. Gasie, N. A. Addo, Karol J. Krotki, P. O. Olusanya, John C. Caldwell
• 1976
Karol J. Krotki, Jacques Gomila
• 1974
Harry B. Qualman, Donald Crunney, Pai Obanya, Raymonde Litalien, Cecil A. Abrahams, R. Cranford Pratt, Karol J. Krotki, Gary Wasserman, P. L. SHINNIE, P. H. Boulle, J.E. Flint, Michel Laroche, D. R. Fraser Taylor, Yvan Simonis, James VanStone, Jean-Claude Muller, Patrick Manning, Victor T. Le Vine, A.K. Smith, R. Sandbrook, T.M. Shaw
• 1974