This week American scientists demonstrate that humans repsond faster to fearful expressions than any others, including a smile.Research much apropos to are recent discussions of physiognomy, facial cues, and the evolution of expressions this work looks clearly to evolution to help explain this phenomenon about our attention and what we react to:
Dr David Zald, associate professor of psychology at Vanderbilt University in Nashville, Tennessee said: "We believe that the brain can detect certain cues even before we are aware of them, so that we can direct our attention to potentially threatening situations in our environment."
Read the whole article here fresh fron the BBC
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