Jessica Barker, Ph.D.

Behavioral scientist with experience in the public and private sector designing and testing interventions to promote sustainable and healthy behavior

Research Expertise

Social Psychology
Applied Psychology
Anthropology
Ecology, Evolution, Behavior and Systematics
Animal Science and Zoology
Genetics
Insect Science
Experimental and Cognitive Psychology
Ecology
Behavioral Neuroscience
Neuropsychology and Physiological Psychology
Physiology
Dermatology

Publications

Radio-Tagging Technology Reveals Extreme Nest-Drifting Behavior in a Eusocial Insect
Current Biology
2007
Male blue monkeys alarm call in response to danger experienced by others
Biology Letters
2008
Content, cost, and context: A framework for understanding human signaling systems
Evolutionary Anthropology: Issues, News, and Reviews
2019
Greener Than Thou: People who protect the environment are more cooperative, compete to be environmental, and benefit from reputation
Journal of Environmental Psychology
2020
Inter-group cooperation in humans and other animals
Biology Letters
2017
Within-group competition reduces cooperation and payoffs in human groups
Behavioral Ecology
2012
Synthesizing perspectives on the evolution of cooperation within and between species
Evolution
2017
The behavioral ecology of nectar robbing: why be tactic constant?
Current Opinion in Insect Science
2017
Pathogens and Immigrants: A Critical Appraisal of the Behavioral Immune System as an Explanation of Prejudice Against Ethnic Outgroups
Frontiers in Psychology
2019
Temporal Structure in Cooperative Interactions: What Does the Timing of Exploitation Tell Us about Its Cost?
PLOS Biology
2016
Local competition increases people's willingness to harm others
Evolution and Human Behavior
2016
Learning about larceny: experience can bias bumble bees to rob nectar
Behavioral Ecology and Sociobiology
2018
Asymmetry within social groups: division of labour and intergroup competition
Journal of Evolutionary Biology
2015
When does reputation lie? Dynamic feedbacks between costly signals, social capital and social prominence
Philosophical Transactions of the Royal Society B: Biological Sciences
2021
Noisy communities and signal detection: why do foragers visit rewardless flowers?
Philosophical Transactions of the Royal Society B: Biological Sciences
2020
From inter-group conflict to inter-group cooperation: insights from social insects
Philosophical Transactions of the Royal Society B: Biological Sciences
2022
Competition over Personal Resources Favors Contribution to Shared Resources in Human Groups
PLoS ONE
2013
The evolution of intergroup cooperation
Philosophical Transactions of the Royal Society B: Biological Sciences
2023
The Sensory and Cognitive Ecology of Nectar Robbing
Frontiers in Ecology and Evolution
2021
Robert Axelrod’s (1984) The Evolution of Cooperation
Encyclopedia of Evolutionary Psychological Science
2017
How do psychobehavioural variables shed light on heterogeneity in COVID-19 vaccine acceptance? Evidence from United States general population surveys on a probability panel and social media
BMJ Open
2023
Digest: Songs of the sea: Mammalian vocalizations in aquatic and terrestrial environments*
Evolution
2017
Is peace a human phenomenon?
Behavioral and Brain Sciences
2024

Education

Ph.D., Behavioral Biology / 2012

University of Cambridge

BA, Natural Sciences (Zoology) / 2005

Experience

The Behavioural Insights Team

July, 2018Present

Aarhus University

January, 2021

Alaska Department of Health and Social Services

Surgo Health

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