1. modelEAU, Université Laval, Pavillon Pouliot, 1065 av. de la Médecine, Quebec G1V 0A6, QC, Canada E-mail: lluis.corominas@gci.ulaval.ca; rieger@envirosim.com; peter.vanrolleghem@gci.ulaval.ca
2. EnviroSim Associates Ltd, 15 Impasse Fauré, Bordeaux 33000, France E-mail: imre@envirosim.com
3. Water Research Group, Department of Civil Engineering, University of Cape Town, Rondebosch, 7701, Cape Town, South Africa E-mail: george.ekama@uct.ac.za
4. Cemagref, EPURE, Parc de Tourvoie, BP44, F-92163, Antony Cedex, France E-mail: helene.hauduc@cemagref.fr
5. CQFB/REQUIMTE, Department of Chemistry, FCT, Universidade Nova de Lisboa, P-2829-516, Caparica, Portugal E-mail: adriano@dq.fct.unl.pt
6. Department of Chemical and Biochemical Engineering, Technical University of Denmark, Building 229, DK-2800 Kgs, Lyngby, Denmark E-mail: kvg@kt.dtu.dk
7. Department of Biotechnology, Delft University of Technology, Julianalaan 67, 2628 BC, Delft, The Netherlands E-mail: M.C.M.vanLoosdrecht@tudelft.nl
8. Department of Civil, Geological and Mining Engineering, Ecole Polytechnique, P.O. box 6079, Station Centre-ville, Montreal H3C 3A7, QC, Canada E-mail: yves.comeau@polymtl.ca