The Leibniz Institute for Educational Trajectories will host the 6th International NEPS Conference on June 8, 2021. This year the main focus of the conference will be on the advancement of methodological practices in educational large-scale assessments. To this end, the keynote address by Matthias von Davier (Boston College, USA) and an opening presentation by Suzanne Jak (University of Amsterdam, NL) will address current topics in modeling and analysis of complex data structures. Conference papers can be submitted until April 15, 2021.