Welcome to the NatSIP Website

This website offers access to a wealth of SI resources, most of which are now freely available.  We encourage you to register on the site for full access to everything we have to offer.  Registration is free, and open to anyone.  A walkthrough/howto on the registration process is here.

The UCL researchers for this important longitudinal study are seeking participants.

If you know a deaf children who meet the criteria please contact This email address is being protected from spambots. You need JavaScript enabled to view it.

The children need to:

  • start Reception in the school year 2022/23 (or 2023/24)
  • be diagnosed as severely or profoundly deaf before the age of 3yrs regardless of communication modalities
  • have lived in the UK for at least the last 6 months 
  • have no disabilities that would prevent them from completing 30mins of tasks on a computer

If you are able to assist at all with recruitment please contact This email address is being protected from spambots. You need JavaScript enabled to view it.

The study, in the Deafness Cognition and Language Research Centre, has been approved by the UCL Research Ethics Committee.