On Monday, 8 March 2021, at 14.00 hours, Súsanna Margrét Gestsdóttir (University of Amsterdam) will defend her thesis Observing history teaching: historical thinking and reasoning in the upper secondary classroom. The defence will be online. More information about the livestream will follow at the PhD defence calender of the UvA, www.uva.nl/onderzoek/promoveren/promotieagenda/promotieagenda.html