Teaching materials and tools from my research, free to use and adapt.
An interactive tool for choosing combinations of political parties that yield brief, valid measures of affective polarization in multi-party systems, based on CSES Module 5 data. It accompanies Kasper, Schumacher, & Bakker (2025) in the European Journal of Political Research (DOI).
Slides from a workshop on data visualization in the social and cognitive sciences, taught with Olaf Borghi at the IP-PAD network training day in Amsterdam, November 2025. It covers the plots that come up most in our fields, an introduction to ggplot2, and visualization best practices.