Hein F.M. ten Berge; Renske Hijbeek; Johannes Lund Jensen; Jørgen E. Olesen; Leif Knudsen; Sofia Delin; Roger Sylvester-Bradley; Miguel Quemada; Luis Lassaletta; Waldo de Boer; Jan Rinze van der Schoot; Pete Berry; Martin K. van Ittersum; Hans J.M. van Grinsven
Withers, Paul J. A.; Hodgkinson, Robin A.; Rollett, Alison; Dyer, Chris; Dils, Rachael; Collins, Adrian L.; Bilsborrow, Paul E.; Bailey, Geoff; Sylvester-Bradley, Roger
Swanston, John Stuart; Smith, Pauline L.; Thomas, William T. B.; Sylvester-Bradley, Roger; Kindred, Daniel; Brosnan, James M.; Bringhurst, Thomas A.; Agu, Reginald C.
Foulkes, M. John; Slafer, Gustavo A.; Davies, William J.; Berry, Pete. M.; Sylvester-Bradley, Roger; Martre, Pierre; Calderini, Daniel F.; Griffiths, Simon; Reynolds, Matthew P.