Browsing NTNU Open by Author "Grøntvedt, Trond Viggo"
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Breakup Likelihood Following Hypothetical Sexual or Emotional Infidelity: Perceived Threat, Blame, and Forgiveness
Grøntvedt, Trond Viggo; Kennair, Leif Edward Ottesen; Bendixen, Mons (Peer reviewed; Journal article, 2020)Infidelity represents a major threat to relationships, often resulting in dissolution of couples. The process from infidelity to potential breakup was studied in 92 couples using questionnaires concerning hypothetical ... -
Cohort Profile Update: The HUNT Study, Norway
Åsvold, Bjørn Olav; Langhammer, Arnulf; Rehn, Tommy Aune; Kjelvik, Grete; Grøntvedt, Trond Viggo; Sørgjerd, Elin Pettersen; Fenstad, Jørn; Heggland, Jon; Holmen, Oddgeir; Stuifbergen, Maria C; Vikjord, Sigrid Anna Aalberg; Brumpton, Ben Michael; Skjellegrind, Håvard; Thingstad, Pernille; Sund, Erik; Selbæk, Geir; Mork, Paul Jarle; Rangul, Vegar; Hveem, Kristian; Næss, Marit; Krokstad, Steinar (Peer reviewed; Journal article, 2022) -
Equal rights. Equal minds? Evolutionary psychology in a gender egalitarian society: Tests of predictions derived from SST and SRT in Norwegian samples
Grøntvedt, Trond Viggo (Doctoral thesis at NTNU;2015:154, Doctoral thesis, 2015)Summary: Despite evolutionary psychology’s considerable theoretical and empirical contribution during the last 30 years, the field is still subjected to criticism. Parts of this criticism relates to the use of certain ... -
Forgiving the Unforgivable: Couples’ Forgiveness and Expected Forgiveness of Emotional and Sexual Infidelity From an Error Management Theory Perspective
Bendixen, Mons; Kennair, Leif Edward Ottesen; Grøntvedt, Trond Viggo (Journal article, 2017)From an Error Management Theory (EMT) perspective, we expect a negative forgiveness bias, in which one underestimates a romantic partner’s forgiveness following one’s own transgressions. The function would be to secure ... -
The Function of Casual Sex Action and Inaction Regret: A Longitudinal Investigation
Kennair, Leif Edward Ottesen; Grøntvedt, Trond Viggo; Bendixen, Mons (Journal article; Peer reviewed, 2021)In several recent papers the sex difference in regret predicted by sexual strategies theory has been supported: men more than women report regret passing up short-term sexual opportunities (inaction regret), while women ... -
How Intercourse Frequency Is Affected by Relationship Length,Relationship Quality, and Sexual Strategies Using Couple Data
Grøntvedt, Trond Viggo; Kennair, Leif Edward Ottesen; Bendixen, Mons (Journal article; Peer reviewed, 2019)The frequency of sexual intercourse within couples is associated with a variety of factors, such as relationship length, sexual and relationship satisfaction, and perceived quality of the relationship. Love, as a commitment ... -
Individual differences in sociosexuality predict picture-based mobile dating app use
Botnen, Ernst Olav; Bendixen, Mons; Grøntvedt, Trond Viggo; Kennair, Leif Edward Ottesen (Journal article; Peer reviewed, 2018)This study investigates individual differences, sex differences and predictors of current and prior use of Picture-Based Mobile Dating Apps (PBMDA), including level and type of PBMDA activity, and reasons for PBMDA use. ... -
Investigating the emergence of sex differences in jealousy responses in a large community sample from an evolutionary perspective
Larsen, Per Helge Haakstad; Bendixen, Mons; Grøntvedt, Trond Viggo; Kessler, Andrea Melanie; Kennair, Leif Edward Ottesen (Peer reviewed; Journal article, 2021)Sex differences in jealousy responses to sexual and emotional infidelity are robust in samples of heterosexual adults, especially in more gender egalitarian nations. However, investigations of when and how these differences ... -
Oxytocin and vulnerable romantic relationships
Grebe, Nicholas M.; Kristoffersen, Andreas Aarseth; Grøntvedt, Trond Viggo; Thompson, Melissa; Kennair, Leif Edward Ottesen; Gangestad, Steven W. (Journal article; Peer reviewed, 2017)Oxytocin (OT) has been implicated in the formation and maintenance of various social relationships, including human romantic relationships. Competing models predict, alternatively, positive or negative associations between ... -
Perceived Effectiveness of Flirtation Tactics: The Effects of sex, Mating Context and Individual Differences in US and Norwegian Samples
Kennair, Leif Edward Ottesen; Wade, T Joel; Tallaksen, Miriam Tekeste; Grøntvedt, Trond Viggo; Kessler, Andrea Melanie; Burch, Rebecca L.; Bendixen, Mons (Journal article; Peer reviewed, 2022) -
Perception of workplace social-sexual behavior as sexual harassment post #MeToo in Scandinavia
Kessler, Andrea Melanie; Kennair, Leif Edward Ottesen; Grøntvedt, Trond Viggo; Bjørkheim, Ida; Drejer, Idun Astrid Gudbrandsdotter; Bendixen, Mons (Peer reviewed; Journal article, 2021)In this study we examined how people perceive social-sexual behavior of women and men, and how these perceptions were associated with beliefs about the outcomes of the #MeToo movement, sexism, traditional values, and gender ...