The PISA 2018 'Main Survey' data collection is now wrapping up in Aotearoa New Zealand. All that's left now is a mountain of marking, plus the ubiquitous data quality checks and creating the summary reports for all the participating schools. On a personal note, I would like to say a massive public thank you to every single school who has participated. Thank you. Ngā mihi nui. The amount of goodwill and good humour from every member of school staff who has called our little research team has been tremendously heartwarming. (A few particular standouts but not allowed to name names, sorry.) Having grown up around my teacher parents and their many teacher friends, there's a special place in my heart for teachers and the past few months have reminded me why. Although our research team has worked hard behind the scenes to try to minimise what we needed to ask school staff to do to prepare for PISA this time, one staff member at each school still got labelled 'PIS...