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About CLS

The UCL Centre for Longitudinal Studies is a world-leading centre for research, scientific development and operational management of a unique series of nationally representative UK longitudinal studies. 

Our studies

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1958 National Child Development Study

The 1958 National Child Development Study (NCDS) is following the lives of more than 17,000 people born in England, Scotland and Wales in a single week of 1958.

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1970 British Cohort Study

The 1970 British Cohort Study (BCS70) is following the lives of around 17,000 people born in England, Scotland and Wales in a single week of 1970.

Next Steps

Next Steps follows the lives of around 16,000 people in England born in 1989-90.

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Millennium Cohort Study

The Millennium Cohort Study (MCS) is following the lives of around 19,000 young people born across England, Scotland, Wales and Northern Ireland in 2000-02.

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COVID Social Mobility and Opportunities Study

The COVID Social Mobility & Opportunities study (COSMO) is a national cohort study of more than 12,000 young people from across England, who were in Year 11 in the academic year 2020-21.

Growing Up in the 2020s

Growing Up in the 2020s study

Growing Up in the 2020s is a new, nationally representative longitudinal study of secondary school children in England.

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Growing up in Digital Europe

Growing up in Digital Europe (GUIDE) is Europe’s first comparative longitudinal study of children and young people’s wellbeing.

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Children of the 2020s study

The Children of the 2020s study is a nationally representative birth cohort study of babies born in England at the start of the 2020s.

Early Life Cohort Feasibility Study

The Early Life Cohort Feasibility Study tested the feasibility of sampling and recruitment for a new UK-wide birth cohort study. It is known to participants as Generation New Era.

Generation New Era

Generation New Era is a new UK-wide birth cohort study aiming to follow the lives of 30,000 children born in 2026, and their families.

Discover all cohort research

The CLS Bibliography is an online database of over 6,000 publications based on cohort data. Search by keywords, author, date range and journal.

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Contact us

Centre for Longitudinal Studies
UCL Social Research Institute

20 Bedford Way
London WC1H 0AL

Email: clsdata@ucl.ac.uk

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