Who is it for: Learners with interest in studying cases that include several sub groups.

Why we love it: The article provides an accessible introduction to multilevel models, discussing commonly used terms and terminologies used in various fields. Common challenges are discussed and solutions are presented. All methods are illustrated with examples from a publicly available dataset (the European Social Survey), giving readers an opportunity to link theory with practice!

Citation: Schmidt-Catran, A.W., Fairbrother, M., & Andreß, H-S. (2019). Multilevel models for the analysis of comparative survey data: Common problems and some solutions. Köln Z Soziol, 71(1), 99-128. https://doi.org/10.1007/s11577-019-00607-9.