Gert-Jan Verheij Education technologist. 30 years of experience in applying technology in education, for example development of TeLeTop (since 1996), streaming video and video conferencing (since 1997), summative digital testing (since 2002) and making Xr apps for education and research (since 2017). 1e price Onderwijspremie 2024 for De klas op orde met virtual reality. Project manager and lead team visualization University of Groningen.