The mechanism of assortative mating for educational attainment: a study of Finnish and Dutch twins and their spouses
Introduction: Assortative mating refers describes a phenomenon in which individuals with similar phenotypic traits are more likely to mate and reproduce with each other; i.e. assortative mating occurs when individuals choose partners based on their similarity or dissimilarity in certain traits.to pa...
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Frontiers Media S.A.
2023-06-01
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Online Access: | https://www.frontiersin.org/articles/10.3389/fgene.2023.1150697/full |
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author | Bodine M. A. Gonggrijp Bodine M. A. Gonggrijp Karri Silventoinen Karri Silventoinen Conor V. Dolan Dorret I. Boomsma Dorret I. Boomsma Jaakko Kaprio Gonneke Willemsen Gonneke Willemsen |
author_facet | Bodine M. A. Gonggrijp Bodine M. A. Gonggrijp Karri Silventoinen Karri Silventoinen Conor V. Dolan Dorret I. Boomsma Dorret I. Boomsma Jaakko Kaprio Gonneke Willemsen Gonneke Willemsen |
author_sort | Bodine M. A. Gonggrijp |
collection | DOAJ |
description | Introduction: Assortative mating refers describes a phenomenon in which individuals with similar phenotypic traits are more likely to mate and reproduce with each other; i.e. assortative mating occurs when individuals choose partners based on their similarity or dissimilarity in certain traits.to patterns of non-random mating of spouses leading to phenotypic resemblance. There are various theories about the its underlying mechanisms, which have different genetic consequences.Methods: We analyzed examined two possible mechanisms underlying assortative mating – phenotypic assortment and social homogamy – for educational attainment in two countries utilizing data of mono- and dizygotic twins and their spouses (1,451 Finnish and 1,616 Dutch twin-spouse pairs).Results: The spousal correlations were 0.51 in Finland and 0.45 in the Netherlands, to which phenotypic assortment contributed 0.35 and 0.30, and social homogamy 0.16 and 0.15, respectively.Conclusion: Both social homogamy and phenotypic assortment are important processes in spouse selection in Finland and the Netherlands. In both countries, phenotypic assortment contributes to a greater degree to the similarity of spouses than social homogamy. |
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language | English |
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publishDate | 2023-06-01 |
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spelling | doaj.art-68367c67984a4cd79991c09ddde727d82023-06-15T15:38:54ZengFrontiers Media S.A.Frontiers in Genetics1664-80212023-06-011410.3389/fgene.2023.11506971150697The mechanism of assortative mating for educational attainment: a study of Finnish and Dutch twins and their spousesBodine M. A. Gonggrijp0Bodine M. A. Gonggrijp1Karri Silventoinen2Karri Silventoinen3Conor V. Dolan4Dorret I. Boomsma5Dorret I. Boomsma6Jaakko Kaprio7Gonneke Willemsen8Gonneke Willemsen9Netherlands Institute for the Study of Crime and Law Enforcement (NSCR), Amsterdam, NetherlandsDepartment of Biological Psychology, Faculty of Behavioural and Movement Sciences, VU Amsterdam, Amsterdam, Netherlands, NetherlandsFaculty of Social Sciences, University of Helsinki, Helsinki, Uusimaa, FinlandDepartment of Public Health, Faculty of Medicine, University of Helsinki, Helsinki, Uusimaa, FinlandDepartment of Biological Psychology, Faculty of Behavioural and Movement Sciences, VU Amsterdam, Amsterdam, Netherlands, NetherlandsDepartment of Biological Psychology, Faculty of Behavioural and Movement Sciences, VU Amsterdam, Amsterdam, Netherlands, NetherlandsAmsterdam Public Health Research Institute, VU Medical Center, Amsterdam, NetherlandsInstitute for Molecular Medicine Finland, Helsinki Institute of Life Science, University of Helsinki, Helsinki, Uusimaa, FinlandDepartment of Biological Psychology, Faculty of Behavioural and Movement Sciences, VU Amsterdam, Amsterdam, Netherlands, NetherlandsAmsterdam Public Health Research Institute, VU Medical Center, Amsterdam, NetherlandsIntroduction: Assortative mating refers describes a phenomenon in which individuals with similar phenotypic traits are more likely to mate and reproduce with each other; i.e. assortative mating occurs when individuals choose partners based on their similarity or dissimilarity in certain traits.to patterns of non-random mating of spouses leading to phenotypic resemblance. There are various theories about the its underlying mechanisms, which have different genetic consequences.Methods: We analyzed examined two possible mechanisms underlying assortative mating – phenotypic assortment and social homogamy – for educational attainment in two countries utilizing data of mono- and dizygotic twins and their spouses (1,451 Finnish and 1,616 Dutch twin-spouse pairs).Results: The spousal correlations were 0.51 in Finland and 0.45 in the Netherlands, to which phenotypic assortment contributed 0.35 and 0.30, and social homogamy 0.16 and 0.15, respectively.Conclusion: Both social homogamy and phenotypic assortment are important processes in spouse selection in Finland and the Netherlands. In both countries, phenotypic assortment contributes to a greater degree to the similarity of spouses than social homogamy.https://www.frontiersin.org/articles/10.3389/fgene.2023.1150697/fullassortative matingeducationtwinssocial homogamyphenotypic assortment |
spellingShingle | Bodine M. A. Gonggrijp Bodine M. A. Gonggrijp Karri Silventoinen Karri Silventoinen Conor V. Dolan Dorret I. Boomsma Dorret I. Boomsma Jaakko Kaprio Gonneke Willemsen Gonneke Willemsen The mechanism of assortative mating for educational attainment: a study of Finnish and Dutch twins and their spouses Frontiers in Genetics assortative mating education twins social homogamy phenotypic assortment |
title | The mechanism of assortative mating for educational attainment: a study of Finnish and Dutch twins and their spouses |
title_full | The mechanism of assortative mating for educational attainment: a study of Finnish and Dutch twins and their spouses |
title_fullStr | The mechanism of assortative mating for educational attainment: a study of Finnish and Dutch twins and their spouses |
title_full_unstemmed | The mechanism of assortative mating for educational attainment: a study of Finnish and Dutch twins and their spouses |
title_short | The mechanism of assortative mating for educational attainment: a study of Finnish and Dutch twins and their spouses |
title_sort | mechanism of assortative mating for educational attainment a study of finnish and dutch twins and their spouses |
topic | assortative mating education twins social homogamy phenotypic assortment |
url | https://www.frontiersin.org/articles/10.3389/fgene.2023.1150697/full |
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