By 12 months of age, infants exhibit behavioral sensitivity to sound symbolism (e.g. sound-shape correspondences) when they hear universally sound symbolic pseudowords (e.g. "bouba," "kiki"). Here, we investigated whether infant's sensitivity to sound-shape correspondences is affected when they hear language-specific sound…

The development of copying behaviours of a group of infants from 9 to 15 months of age is analysed. These behaviours are classified according to their type (mimetic or imitated) and function (instrumental, social or hybrid). The function of the behaviours is derived from observable indicators linked to dyadic interaction. Mimetic behaviours are…

The study examined the effectiveness of PRERAYMI (Promoting Responsiveness Emotion Regulation and Attachment in Young Mothers and Infants) attachment-based intervention programme aimed at adolescent mother-infant dyads. The intervention used video-feedback and developmental guidance to promote maternal mind-mindedness and sensitivity. 32…

This study explores the cultural construction of "difficult" temperament in the first 2 years of life, as well as the logistical and thematic continuity across infancy and childhood in what mothers perceive as difficult. It extends earlier work regarding older children in six cultural sites: Italy, the Netherlands, Poland, Spain, Sweden,…

Investigated early development of temperament across three cultures: People's Republic of China (PRC), United States of America (US), and Spain, utilizing a longitudinal design (assessments at 3, 6, and 9 months of age). Selection of these countries presented an opportunity to conduct Eastern-Western/Individualistic-Collectivistic comparisons. The…