Jealousy is an intense emotion that is experienced in the context of romantic relationships. Previous research reported gender differences in ratings of jealousy over a sexual versus emotional infidelity. This study explored culture and gender differences in jealousy using a mixed methods survey design. One hundred and forty-five undergraduates from the University of Hawai‘i at Hilo participate...

According to the theory of evolved sex differences in jealousy, the challenge for women to ensure paternal investment increased their jealousy response to emotional infidelity, whereas paternal uncertainty exerted selective pressures that shaped men to become more distressed by sexual infidelity. Several studies have investigated whether the effect of these sexually dimorphic selection pressure...

Jealousy is not only a way of experiencing love but also a stabilizer of romantic relationships, although morbid romantic jealousy is maladaptive. Being engaged in a formal romantic relationship can tune one's romantic jealousy towards a specific target. Little is known about how the human brain processes romantic jealousy by now. Here, by combining scenario-based imagination and functional MRI...

Delusional jealousy is an important subject for forensic psychiatry because of its well-known association with violence, especially as directed toward spouses. In this article, we report a study of 20 individuals who suffered from delusional jealousy. Important biopsychosocial parameters, the relation between jealousy and aggression, and directions for future study are explored.

The present paper examines the relationships between relationship quality and three different types of jealousy, including both partners’ levels of jealousy and perceptions of relationship quality. It was expected that jealousy in response to a direct threat to the relationship—that is, reactive jealousy—would be positively related to relationship quality, whereas forms of jealousy that may als...

Previous research suggests that individuals diagnosed with morbid jealousy have jealousy mechanisms that are activated at lower thresholds than individuals with normal jealousy, but that these mechanisms produce behavior that is similar to individuals with normal jealousy. We extended previous research documenting these similarities by investigating sex differences in partner-directed violence ...

The aim of the investigation is to define as clearly as possible specific forensic psychiatric characteristics of persons who committed homicide and or attempted due to jealousy (the nature and severity of psychopathology, the level of responsibility, danger for the community, intensity and nature of aggression, the victimologic dimension, the relation of alcohol and jealousy). A retrospective ...

The ratio of index finger length to ring finger length (2D:4D) is an index of prenatal androgen exposure. In a study with 71 female and 52 male undergraduate students, we assessed the relationship between 2D:4D and jealousy with respect to various dimensions of rival characteristics. Following the presentation of a jealousy-evoking scenario, participants rated the extent to which they would fee...

This study examines and compares how males and females in same-sex and __o^osite-sex romanjic^elationships^^perience and express^ romanHc^jealousy. Undergraduates at a large, southern university and visitors at a metropolitan Pride Celebration (N = 149) completed measures assessing cognitive and emotional jealousy experience, jealousy expression, and demographic information. The reported usage ...