Jonas Hall GeoGebra ambassador 2021/22
Mathias Armbäck
Helena Nilsson
Johan Steensland
Thomas Lingefjärd
Jens Michelsen
Johan Lindell
Cecilia Bikazzan
Anders Westman
karl.joakim.berg
Güner Cherif Ahmet
Martin Arnlund
Björn Benbasat
Zarko Petrovic
Olof Olofsson
greenberg
Björn Norén
Håkan Elderstig
Daniel Mattsson