ESDS is now part of the UK Data Service.
These ESDS web pages will remain during the transition, but may not be up to date.
Here are some links to get started with the new service:
Introducing sociology students to quantitative research methodsTeaching using data from the General Household Survey and other datasets
Changing experiences of mid-lifeResearch using data from the British Household Panel Survey, Understanding Society and the General Household Survey