which may disrupt cognitive and language development and socialization and particularly hamper a child's ability to develop trust or self-esteem, or to form healthy relationships with others.

One of the tricky things about researching child development is that it occurs within a cultural and social context.

There are all sorts of ways you can give your baby’s language learning a great start between birth and 12 months. Click the labels for some top tips for turbo-charging your baby talk.