Daniel Mentrard
Steve Phelps
Juan Carlos Ponce Campuzano
Roman Chijner
Ivan De Winne
Lew W. S.
Mark Kaercher
Malin Christersson
GeoGebra Institute of MEI
Lee W Fisher
Terry Lee Lindenmuth
Šárka Voráčová
gosiagarkowska
Dolores Strom