For speed daters, first impressions are everything. But it’s more than just whether someone is hot or not.
“Psychologists have known for some time that people can often make very rapid judgments about others based on limited information, such as appearance,” says John O’Doherty, professor of psychology at Caltech.
“However, very little has been known about how this might work in real social interactions with real consequences—such as when making decisions about whether to date someone or not. And almost nothing is known about how this type of rapid judgment is made by the brain.”
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