For decades, researchers have employed the Cross-Lagged Panel Model (CLPM) to
analyze the interactions and interdependencies of a wide variety of inner-or supra-individual …

Response surface analysis (RSA) enables researchers to test complex psychological
effects, for example, whether the congruence of two psychological constructs is associated …

Clinical and basic personality psychologists interact less than they should, given their similar
interests. In clinical personality psychology, available evidence supports a transition from the …

Narcissism is known to be related to romantic success in short-term contexts (dating, early
stage relationships) but also to problems in long-term committed relationships. We propose …

Different theoretical conceptualizations characterize grandiose narcissists by high, yet
fragile self-esteem. Empirical evidence, however, has been inconsistent, particularly …

Social and personality psychologists are often interested in the extent to which similarity,
agreement, or matching matters. The current article describes response surface analysis …

Sexual and relationship well-being are strongly intertwined in couple relationships.
However, relationship quality is generally examined through relationship satisfaction only …

How can researchers study personality processes and their social consequences? In our
methodology overview, we first introduce ambulatory assessment methods, which …

Dyadic similarity effect hypotheses state that the (dis) similarity between dyad members (eg
the similarity on a personality dimension) is related to a dyadic outcome variable (eg the …

Response surface analysis (RSA) is a statistical approach that enables researchers to test
congruence hypotheses; the proposition that the degree of congruence between people's …