Rafael Losada Liste
Daniel Mentrard
Steve Phelps
Juan Carlos Ponce Campuzano
Roman Chijner
Ivan De Winne
Malin Christersson
GeoGebra Institute of MEI
Lew W. S.
Guillermo Bautista
Dolores Strom
Lee W Fisher
Diego Lieban
Terry Lee Lindenmuth
Jonas Hall GeoGebra ambassador 2021/22