Prof. Dr. Hans-Jürgen Andreß, Prof. Dr. Detlef Fetchenhauer and Prof. Dr. Heiner Meulemann teach sociology and social psychology at the University in Cologne, Germany.

• ​Theory Development in Comparative Social Research.- Varieties of Capitalism and Welfare Regime Theories: Assumptions, Accomplishments, and the Need for Different Methods.- Internationally Comparative Research Designs in the Social Sciences: Fundamental Issues, Case Selection Logics, and Research Limitations.- Multilevel Models for the Analysis of Comparative Survey Data: Common Problems and Some Solutions.- Multilevel Structural Equation Modeling for Cross-National Comparative Research.- How to Obtain Comparable Measures for Cross-National Comparisons.- Immigrants’ Labor Market Outcomes: Contributions from Multilevel Studies.- Employment and Its Institutional Contexts.- Comparative Analyses of Housework and Its Relation to Paid Work: Institutional Contexts and Individual Agency.- Policy Effects on Political Engagement.- Party Competition and Vote Choice.- Political Systems and Electoral Behavior: A Review of Internationally-Comparative Multi-Level Research.- Families and Their Institutional Contexts: The Role of Family Policies and Legal Regulations.- Conditions and Consequences of Unequal Educational Opportunities in the Life Course: Results from the Cross-National Comparative eduLIFE Project.- How Much do Sources of Happiness Vary Across Countries? A Review of the Empirical Literature.- The Role of Welfare State Characteristics for Health and Inequalities in Health from a Cross-National Perspective: A Critical Research Synthesis.- Is the Influence of Religiosity on Attitudes and Behaviors Stronger in less Religious or more Religious Societies? A Review of Theories and Contradictory Evidence.- Values in Life Domains in a Cross-National Perspective.- Media Use and Its Effects in a Cross-National Perspective.