false http://photo.goodreads.com/books/1185294555m/1566454.jpg 1566454 1 Although theories of early social development emphasize the advantage of mother-infant rhythmic coupling and bidirectional coordination, empirical demonstrations remain sparse. We therefore test the hypothesis that vocal rhythm coordination at age 4 months predicts attachment and cognition at age 12 months. Partner and site novelty were studied by recording mother-infant, stranger-infant, and mother-stranger face-to-face interactions in both home and laboratory sites for 88 4-month-old infants, for a total of 410 recordings. 1559049 12 7 2001 Rhythms of Dialogue in Infancy (Monographs of the Society for Research in Child Development) 0 0 0 0 http://www.goodreads.com/book_link/follow/8?book_id=1566454