Iris was a postdoc data science at LIACS. She has obtained her Master degree in Brain and Cognition Psychology from the Erasmus University Rotterdam and in Methodology and Statistics in Psychology at Leiden University. Iris obtained her PhD in the field of psychometrics at the Erasmus University Rotterdam, titled ‘Testing in higher education: decisions on students’ performance’. She is interested in applied statistics, psychometrics, and meta-science related topics, and her research focuses on how to integrate multimodal data.