Alain Guibert             alguibert+gpd at free.fr
Marc Mutz                 mutz at kde.org
Michael Nottebrock        michaelnottebrock at gmx.net
Nelson H. F. Beebe        beebe at math dot utah dot edu
Rex Dieter                rdieter at math dot unl dot edu
Ville Skyttä              ville.skytta@iki.fi