Heather is a doctoral researcher at the University of Oxford, specialising in large-scale international assessments and reading assessment. Her research utilises advanced quantitative techniques to explore the validity and fairness of the Progress in International Reading Literacy Study (PIRLS) for South Africa’s diverse linguistic context. With seven years of teaching experience as well as a background in educational research, Heather has developed a deep understanding of educational systems and an ability to translate complex data into actionable insights for improving policy and practice.