Medical X-Press – Jane Kelly
“Vaish’s team honed in on testing 4- and 5-year-old children based on previous research. “Prior work, my own and some other researchers,’ has shown that at 5 years, rather than 4, children begin to understand other sophisticated cooperative norms as well,” she said. For instance, in a prior study, her team showed that 5-year-olds, but not 4-year-olds, expected transgressors to show guilt or remorse after breaking someone else’s toy.”(more)