And that's the VOA Special English Development Report, written by Karen Leggett with additional reporting by Sabina Castelfranco in Parma.

VOA: special.2009.01.19

And to illustrate one of the studies, I'll tell you about a study that I did with Valerie Kuhlmeier and Karen Wynn.

给大家举一个研究的例子,给你们讲述一个我曾经和,瓦莱里·库尔迈耶以及凯伦·韦恩,一起合作过的研究

耶鲁公开课 - 心理学导论课程节选