This book provides a microanalysis of the interactions between four children and their parents starting when the children were aged 9 to 13 months and ending when they were 18 months old. It tracks development as an issue for and of interaction. In so doing, it uncovers the details of the organisation of the sequence structure of the interactions, and exposes the workings of language and social development as they unfold in everyday activities. The study begins with a description of pre-verbal children's sequences of action and then tracks those sequences as linguistic ability increases. The a.