M. Tlhagale - Water Research Commission
S. Liphadzi - University of Venda
J. Bhagwan - Water Research Commission
Naidoo - Water Res Commiss, 4 Daventry St, Pretoria, South Africa
K. Jonas - Water Research Commission
L. van Vuuren - Water Research Commission
G. Medema - KWR Water Research Institute
L. Andrews - KWR Water Research Institute
F. Been - KWR Water Research Institute
M. L. Ferreira - KWR Water Research Institute
A. M. Saatci - Turkish Water Institute (SUEN), Libadiye Cad. 54 Küçükçamlıca Üsküdar 34696, Istanbul, Turkey
B. Alpaslan Kocamemi - Marmara University
F. Hassard - Cranfield University
A. C. Singer - UK Centre for Ecology & Hydrology
J. T. Bunce - Department for Environment Food and Rural Affairs
J. M. S. Grimsley - Nashotah House Theological Seminary
M. Brown - Newcastle University
D. L. Jones - Bangor University