The behavioral sciences, including most of psychology, seek to explain and predict behavior with the help of theories and models that involve concepts (e.g., attitudes) that are subsequently translated into measures. Currently, some subdisciplines such as social psychology focus almost...

Overcommitted individuals cannot withdraw from work obligations. We examine whether work goal engagement attenuates the negative effects of overcommitment on work and health outcomes. For overcommitted professionals it should matter whether they dedicate time and energy to work goals they feel...

"Es wächst zusammen, was zusammen gehört", kommentierte Willy Brandt 1989 den Mauerfall. 30 Jahre nach dem Mauerfall ist schon vieles zusammengewachsen, aber trotz vieler positiver Erfolge gilt Ostdeutschland weiterhin als strukturschwach, mit niedrigeren Löhnen und geringerer...

Objective: This study examines how changes in cohabitation or marital status affect Body Mass Index (BMI) over time in a large representative sample. Methods: Participants were 20,950 individuals (50% female; 19 to 100 years), representative of the German population, who provided 81,926...

To describe adult age differences in intertemporal choice, we analyzed data from 1,491 participants who completed an incentivized monetary intertemporal discounting choice task involving different conditions (e.g., time delay of 12 months vs. 1 month). Respondents completed a number of other...

The goal of this study was to identify and empirically test variables that indicate how well partners in relationships know each other's food preferences. Participants (n = 2,854) lived in the same household and were part of a large, nationally representative panel study in Germany. Each partner...

Can risk-taking propensity be thought of as a trait that captures individual differences across domains, measures, and time? Studying stability in risk-taking propensities across the lifespan can help to answer such questions by uncovering parallel, or divergent, trajectories across domains and...