Dr. Sabine Meinck works for the IEA in Hamburg, being head of both its Research and Analysis Unit and Sampling Unit. She is associate editor of the Springer journal Large-scale Assessments in Education. Furthermore, she is honored to serve as a peer reviewer for several scientific journals on educational research, and many educational research networks (such as AERA and CIES). Her main research interest lies with the science of cross-national large-scale assessments, and the methodological challenges of complex survey data.