This is the webpage of Letty Koopman
September 1, 2023 I started my position as an assistant professor at the Groningen Institute for Educational Research (GION) at the University of Groningen! I’m teaching, applying, investigating, and developing methods and statistics for educational research.
December 1, 2022 I started my position as a guest researcher at the Centre for Educational Measurement at the University of Oslo (CEMO) , made possible by the Gustafsson & Skrondal visiting scholarship!
November 3, 2022 I succesfully defended my PhD thesis Nonparametric Item Response Theory for Multilevel Test Data at the Research Institute Child Development and Education at the University of Amsterdam!
Get in touch: Letty@LettyKoopman.nl