Jessica L. Barker

Greener Than Thou: People who protect the environment are more cooperative, compete to be environmental, and benefit from reputation

Pat Barclay, Jessica L. Barker · Journal of Environmental Psychology · 2020 · 86 citations · Full text

Social Sciences, Economics, Social Psychology +13

Male blue monkeys alarm call in response to danger experienced by others

Sarah Papworth, Anne-Sophie Böse, Jessica L. Barker et al. · Biology Letters · 2008 · 70 citations · Full text

Life Sciences, Biology, Zoology +16

Within-group competition reduces cooperation and payoffs in human groups

Jessica L. Barker, Pat Barclay, H. Kern Reeve · Behavioral Ecology · 2012 · 42 citations

Social Sciences, Economics, Coevolution +11

When does reputation lie? Dynamic feedbacks between costly signals, social capital and social prominence

Marion Dumas, Jessica L. Barker, Eleanor A. Power · Philosophical Transactions of the Royal Society B Biological Sciences · 2021 · 27 citations · Full text

Social Sciences, Communication, Sociology +9

Local competition increases people's willingness to harm others

Jessica L. Barker, Pat Barclay · Evolution and Human Behavior · 2016 · 26 citations · Full text

Social Sciences, Economics, Social Psychology +8