We thank Hans Binswanger, Adolfo Brizzi, John Bruce, Frank Byamugisha, Jean Paul Chausse, Ed Cook, Csaba Csaki, Nobuhiko Fuwa, Henry Gordon, Christian Graefen, John Heath, Lyn Holstein, Isabel Lavadenz, Guo Li, Jon Lindsey, Peter Moll, Jessica Mott, Tidiane Ngaido, David Nielson, Robin Palmer, Suzanne Piriou-Sall, Idah Psawarray- Riddihough, Julian Quan, Daniel Sellen, Martien van Nieuwkoop, Juergen Voegele, Liz Wiley and Wael Zakout for providing valuable peer review comments that helped to improve the quality of the papers published here.
