Tim Brzezinski
Ben Sparks
University of Melbourne School of Mathematics and Statistics
Juan Carlos Ponce Campuzano
Kathryn Peake
Irina Boyadzhiev
Micky Bullock
Diego Lieban
GeoGebra Institute of Hong Kong
GeoGebra Institute of MEI
Lee W Fisher
John Golden
Ivan De Winne
Sangeeta Gulati
David Weppler