* longitudinal panel research
* followed lives of 17000 children in the UK born in one week in march 1958
* eight follow up surveys at ages: 7, 11, 16, 23, 33, 42, 46, 50
* data collected helped to understand the importance CAGE and education and other personal factors.
* using NCDs: sons of professional fathers are more likely to get professional jobs than working-class parents
* people who leave with A-level qualifications are more likely to climb up the social mobility than people who leave with GCSES.