He previously worked at the Center for Educational Measurement (CEMO) at the University of Oslo, Norway, and has also worked for the IEA's Research and Analysis Unit in Hamburg. He earned his PhD in educational policy with a research specialization in evaluation from the University of Illinois at Urbana-Champaign. David is especially interested in how large-scale assessments in education are used to support and inform policy debate. He is a serving member of the IEA's Publications and Editorial Committee and current Editor of the IEA's well established policy brief series.