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Risk-taking bias in human decision-making is encoded via a right–left brain push–pull system

During gambling, bias is often generated by internal factors, including individual preferences, past experience, or emotions, and can move a person toward or away from risky behavior. The neural mechanisms responsible for generating internal bias are largely unknown, limiting the treatment of patients with neurological diseases that impair decision-making. Members of the Johns Hopkins University laboratory of Associate Professor of Biomedical Engineering, Dr. Sridevi Sarma, published a paper in Proceedings of the National Academy of Sciences that identifies a 'push-pull' dynamic between the brain's hemispheres during high-risk betting.

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