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Related Experiment Video

Updated: Jan 5, 2026

A System for Tracking the Dynamics of Social Preference Behavior in Small Rodents

A System for Tracking the Dynamics of Social Preference Behavior in Small Rodents

Published on: November 21, 2019

Relationship Foraging: Does time spent searching predict relationship length?

Samantha E Cohen^1,2, Peter M Todd^1,2

¹Psychological and Brain Sciences, Indiana University, Bloomington.

Evolutionary Behavioral Sciences

|October 26, 2019

Summary

This summary is machine-generated.

Human relationship search mirrors animal foraging behavior. Longer search times before a relationship decrease its likelihood of ending, aligning with optimal foraging theory predictions.

Keywords:

Optimal Foraging Theory Relationship Dissolution Relationship Duration Romantic Relationships Survival Analysis

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Area of Science:

Behavioral Ecology
Social Psychology
Evolutionary Psychology

Background:

Organisms often alternate between searching for and exploiting resources.
Optimal foraging theory (OFT) models resource acquisition strategies.
Human mate selection may share characteristics with foraging behaviors.

Purpose of the Study:

To investigate if human romantic relationship search aligns with optimal foraging theory (OFT) predictions.
To determine if relationship search duration influences relationship stability.
To explore the applicability of foraging models to human mate search.

Main Methods:

Analysis of a large, demographically representative dataset on marriage and cohabitation.
Application of survival analysis to model relationship duration and search time.
Testing predictions derived from optimal foraging theory.

Main Results:

The probability of a relationship ending per unit time decreases with longer search durations preceding the relationship.
Findings support the prediction that increased search time correlates with greater relationship stability.
Human relationship search exhibits patterns consistent with foraging behavior.

Conclusions:

A foraging perspective offers a valuable framework for understanding human mate search dynamics.
Relationship search duration is a significant factor in predicting relationship longevity.
Further research can refine foraging models for human social behaviors.