https://www.youtube.com/watch?v=tlJhiNKQoHo   Seminal psychology research at the University of Maine in the past two decades has contributed to our understanding of the role and value of children’s peer relationships and, just as important, the difference even one friend can make. Transcript Cynthia Erdley: Friendship is defined as having reciprocated positive feelings for one another. I read more The company we keep