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