Maria Kallia is a research associate within the school of Computing Science (Centre for Computing Science Education) at the University of Glasgow. She has obtained her PhD at the School of Education at King’s College London. During her PhD, she investigated threshold concepts, misconceptions, and the affective domain in computer programming at the secondary school level. Maria has also worked as a computer science teacher for six years in Greece. Her previous studies include a Master’s in Education at the University of Roehampton, a Master’s in Information Systems, and a BSc in Informatics at Athens University of Economics and Business.