The hardback edition published by Doubleday in 2013.
Bibliography, etc. Note:
Includes bibliographical references (pages -267) and index.
Deep roots and a long reach: what is friendship?-- Finding and making friends -- Friendship in childhood: pals and nemeses -- Friendship in adolescence: confidantes and partners in crime -- The incredible perks of friendship -- Bad company: the dark side of friendship -- Screenmates: how technology affects friendship -- Making the most of friendfluence -- Epilogue.