This booklet explains why we would like your permission to add some of the information held about you in administrative records, maintained by various government departments and agencies, to your survey information.

This booklet explains why we would like your permission to collect a saliva sample and how your sample will be used.

This booklet includes information about the Age 32 Survey, how it will make a difference, and why your participation is so important.

Advance letter giving information about the survey.

This leaflet includes information about the upcoming Age 25 Survey, how it will make a difference, and why your participation is so important.

This leaflet includes information about why adding other information about you is really useful, how it’s made a difference, and why your participation is so important.

This timeline looks back over the last 10 years…how the world’s changed, and how your lives have changed too.

You can use this card to update your contact information, including address, phone number and email.

This booklet includes information about the study, how it’s made a difference, and why your participation is so important.

We wrote to you to welcome you back to the study, and to ask you to take part again when you turn 25.