Kiley is a senior correspondent in BusinessWeek's Detroit bureau. Welch is BusinessWeek's Detroit bureau chief.
Kiley是商业周刊底特律分部的高级记者，Welch是商业周刊底特律分布的负责人。
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Kiley Hamlin of Yale University showed both 6- and 10-month-olds a puppet show of sorts with anthropomorphized shapes, in which one shape helped another climb a hill.
Kiley Hamlin of Yale University showed both 6- and 10-month-olds a puppet show of sorts with anthropomorphized shapes, in which one shape helped another climb a hill.