Human Life History Strategies

Human life history (LH) strategies are theoretically regulated by developmental exposure to environmental cues that ancestrally predicted LH-relevant world states (e.g., risk of morbidity–mortality). Recent modeling work has raised the question of whether the association of childhood family factors...

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Main Authors: Kristine J. Chua, Aaron W. Lukaszewski, DeMond M. Grant, Oliver Sng
Format: Article
Language:English
Published: SAGE Publishing 2017-01-01
Series:Evolutionary Psychology
Online Access:https://doi.org/10.1177/1474704916677342
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author Kristine J. Chua
Aaron W. Lukaszewski
DeMond M. Grant
Oliver Sng
author_facet Kristine J. Chua
Aaron W. Lukaszewski
DeMond M. Grant
Oliver Sng
author_sort Kristine J. Chua
collection DOAJ
description Human life history (LH) strategies are theoretically regulated by developmental exposure to environmental cues that ancestrally predicted LH-relevant world states (e.g., risk of morbidity–mortality). Recent modeling work has raised the question of whether the association of childhood family factors with adult LH variation arises via (i) direct sampling of external environmental cues during development and/or (ii) calibration of LH strategies to internal somatic condition (i.e., health), which itself reflects exposure to variably favorable environments. The present research tested between these possibilities through three online surveys involving a total of over 26,000 participants. Participants completed questionnaires assessing components of self-reported environmental harshness (i.e., socioeconomic status, family neglect, and neighborhood crime), health status, and various LH-related psychological and behavioral phenotypes (e.g., mating strategies, paranoia, and anxiety), modeled as a unidimensional latent variable. Structural equation models suggested that exposure to harsh ecologies had direct effects on latent LH strategy as well as indirect effects on latent LH strategy mediated via health status. These findings suggest that human LH strategies may be calibrated to both external and internal cues and that such calibrational effects manifest in a wide range of psychological and behavioral phenotypes.
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spelling doaj.art-0ecf9a43eeea4b898e874155712182ed2023-11-30T12:04:19ZengSAGE PublishingEvolutionary Psychology1474-70492017-01-011510.1177/147470491667734210.1177_1474704916677342Human Life History StrategiesKristine J. Chua0Aaron W. Lukaszewski1DeMond M. Grant2Oliver Sng3 Department of Psychology, Oklahoma State University, Stillwater, OK, USA Department of Psychology, California State University, Fullerton, CA, USA Department of Psychology, Oklahoma State University, Stillwater, OK, USA Department of Psychology, Arizona State University, Tempe, AZ, USAHuman life history (LH) strategies are theoretically regulated by developmental exposure to environmental cues that ancestrally predicted LH-relevant world states (e.g., risk of morbidity–mortality). Recent modeling work has raised the question of whether the association of childhood family factors with adult LH variation arises via (i) direct sampling of external environmental cues during development and/or (ii) calibration of LH strategies to internal somatic condition (i.e., health), which itself reflects exposure to variably favorable environments. The present research tested between these possibilities through three online surveys involving a total of over 26,000 participants. Participants completed questionnaires assessing components of self-reported environmental harshness (i.e., socioeconomic status, family neglect, and neighborhood crime), health status, and various LH-related psychological and behavioral phenotypes (e.g., mating strategies, paranoia, and anxiety), modeled as a unidimensional latent variable. Structural equation models suggested that exposure to harsh ecologies had direct effects on latent LH strategy as well as indirect effects on latent LH strategy mediated via health status. These findings suggest that human LH strategies may be calibrated to both external and internal cues and that such calibrational effects manifest in a wide range of psychological and behavioral phenotypes.https://doi.org/10.1177/1474704916677342
spellingShingle Kristine J. Chua
Aaron W. Lukaszewski
DeMond M. Grant
Oliver Sng
Human Life History Strategies
Evolutionary Psychology
title Human Life History Strategies
title_full Human Life History Strategies
title_fullStr Human Life History Strategies
title_full_unstemmed Human Life History Strategies
title_short Human Life History Strategies
title_sort human life history strategies
url https://doi.org/10.1177/1474704916677342
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