1. Accessing the NCDS and the BCS70 via the Economic and Social Data Service Jack Kneeshaw NCDS/BCS70 workshop 16 October 2007 ESDS Longitudinal

2. Economic and Social Data Service provides access and support for key economic and social data distributed service, bringing together centres of expertise in data creation, dissemination, preservation and use core archiving services plus four specialist data services

3. ESDS Longitudinal Joint enterprise: UK Data Archive (UKDA) UK Longitudinal Studies Centre (ULSC) based at ISER supports a range of longitudinal data collections but seven core collections in particular: National Child Development Study (NCDS) 1970 British Cohort Study (BCS70) Millennium Cohort Study (MCS) British Household Panel Survey (BHPS) English Longitudinal Study of Ageing (ELSA) Longitudinal Study of Young People in England (LSYPE) Families and Children Study (FACS)

4. Data Deposit, Processing, Retrieval and Access

5. The data themselves - NCDS

6. The data themselves – BCS70

7. Data not held by the ESDS some additional data, derived from further minor data collections, data cleaning etc., only available via CLS at present these data are added to the ESDS collection from time to time

8. Ensuring confidentiality cohort members promised confidentiality datasets deposited with ESDS are fully anonymised datasets go through further process of checking at the UKDA ESDS users undertake not to identify individuals

9. Documentation A variety of NCDS/BCS70 documentation is available, including: guides to datasets lists of publications annotated questionnaires interactive data dictionaries Data Notes series other survey-related documentation, inc. working papers etc. Available both from CLS and ESDS web sites.

10. Retrieval and access web access, via ESDS site, to data and metadata documentation (codebooks, questionnaires) freely available to any ESDS user (registered or unregistered) data can be browsed and frequencies run by any user (registered or unregistered) using Nesstar full datasets are freely available for download for the majority of our registered users data supplied in a variety of formats –SPSS –STATA –tab-delimited text

11. Online access for registered users Registered users can: download full datasets order data via online order system browse/analyse/download data in Nesstar To register: obtain an Athens ID sign and return data access agreement (legal undertaking) (to access data) register a usage (formerly a project)

12. Demo

13. ESDS Longitudinal +44 (0)1206 872143 www.esds.ac.uk/longitudinal www.data-archive.ac.uk nesstar.esds.ac.uk/webview/index.jsp help@esds.ac.uk