Dr. Stancel-Piątak joined IEA Hamburg in 2013. She is the deputy head of Research and Analysis Unit and Sampling Unit. Her recent work focuses on framework development, scale validation and analysis. She is an editor of the forthcoming International Handbook of Comparative Large-Scale Studies in Education. Her major research interest is on educational effectiveness and social justice. She specializes in complex methods with a particular focus on multilevel and latent modeling with LSA data.