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Strategic Task Decomposition in Joint Action
Jeremy Gordon1, Guenther Knoblich2, Giovanni Pezzulo3
1School of Information, University of California, Berkeley.
Cognitive Science
|July 13, 2023
Summary
People balance joint task costs and benefits by splitting tasks. Strategies, once adopted, persist even when conditions change, offering insights into cooperation and conventions.
Area of Science:
- Cognitive Science
- Social Psychology
- Behavioral Economics
Background:
- Human cooperation relies on performing joint actions and decomposing tasks.
- The balance between strategy costs and benefits in joint task decomposition is not well understood.
Purpose of the Study:
- To investigate how collaborators establish joint strategies for task decomposition.
- To examine the influence of cognitive costs and benefits on strategy adoption and persistence.
Main Methods:
- Developed a novel online task requiring pairs to jointly collect colored items.
- Systematically manipulated the cognitive costs and benefits associated with a color-splitting strategy.
Main Results:
- Pairs adopted the color-splitting strategy more frequently when it reduced cognitive costs.
- The adopted strategy was maintained even after cost-benefit parameters were altered.
Conclusions:
- Individuals adapt task decomposition strategies based on immediate cost-benefit analyses.
- Jointly adopted strategies can become entrenched, evolving into social conventions.
- This study offers foundational insights into the dynamics of collaborative task decomposition.
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