Assessing Jealousy: Factor Analyses, Measurement Invariance, Nomological Validity, and Longitudinal APIM Analyses of the Multidimensional Jealousy Scale.

The Multidimensional Jealousy Scale is the standard instrument to assess cognitive, emotional, and behavioral jealousy. We examined competing factor models and external correlations with broad and narrow traits. Across two studies, we analyzed four samples ( = 2,117).

Interpersonal Perception of Adult Playfulness at Zero-Acquaintance: A Conceptual Replication Study of Self-Other Agreement and Consensus, and an Extension to Two Accuracy Criteria.

Objective: We replicated and extended previous research examining the accuracy of judgments of four facets of adult playfulness (Other-directed, Lighthearted, Intellectual, and Whimsical; OLIW) at zero-acquaintance.

Method: We conducted a conceptual replication study. One hundred sixty targets provided self-ratings for the OLIW facets, textual self-descriptions (≤ five sentences), daily self-ratings of playfulness for 14 consecutive days, and ratings by knowledgeable others.

Extending the study of playfulness in romantic life: Analyzing associations with attachment and jealousy in same-gender and opposite-gender couples.

Adult playfulness describes individual differences in (re)framing situations so that they are experienced as entertaining, and/or interesting, and/or intellectually stimulating. There is increasing interest in its role for romantic life. Using the OLIW model of playfulness, we localized its facets Other-directed, Lighthearted, Intellectual, and Whimsical playfulness into systems of attachment styles and romantic jealousy.

Introduction to the Special Issue "Personality and Individual Differences".

The study of intelligence is one of the foundations of scientific psychology, and for more than a century, researchers from psychology and other disciplines such as neuroscience, genetics, and education have been interested in extending the knowledge about the structure and correlates of intelligence [...