UCL Centre for Longitudinal Studies

Does childhood mental health impact sleep in midlife? | CLS Mental health difficulties in childhood are linked to irregular sleep patterns in midlife, according to the 1970 British Cohort Study.

📢 New @ucl.ac.uk research finds people who experience mental health difficulties in childhood at ages 5-16 are more likely to have irregular sleep patterns at ages 46-48, with more reported to sleep less than six hours every night.

Read more on the CLS website 👉 buff.ly/4TdWrN0

🎂 A very happy birthday to the cohort study that started it all! 👇

Millennium Cohort Study at age 23: explore the new data In this Centre for Longitudinal Studies (CLS) webinar, users are introduced to the Age 23 Sweep of the Millennium Cohort Study. Watch the video to find out what’s new in the latest sweep, and gain…

📺️ Did you miss our webinar exploring the latest data from the Millennium Cohort Study? Catch up now on our YouTube channel 👉 buff.ly/EI80Y74

The data are available to download from the @ukdataservice.bsky.social. Find out more on how to access the data on the CLS website 👉 buff.ly/C8Rg24D.

Substance use on the rise among gen Z in their early 20s | CLS Around seven in ten (68%) young adults who are part of generation Z report binge drinking in the past year, with almost a third (29%) regularly consuming six or more alcoholic drinks in one sitting.

📢New @ucl.ac.uk research finds that seven in ten (68%) young adults who are part of generation Z report binge drinking in the past year, with almost a third (29%) regularly consuming six or more alcoholic drinks in one sitting.

Read more on the CLS website: bit.ly/4b5yniJ

How are the baby boomers faring as they reach State Pension age? | CLS One in six (16%) baby boomers are approaching their late 60s without a private pension and low household savings.

📢New research shows that not all baby boomers are headed for a comfortable retirement, with one in six people (16%) approaching their late 60s without a private pension and low household savings.

Read more on the CLS website: bit.ly/4rQ9puQ

Headshot of Prof. Morag Henderson, Director Millennium Cohort Study.

🎉 We are pleased to announce that Professor Morag Henderson has been appointed Director of the Millennium Cohort Study. Morag succeeds Professor emlafitzsimons.bsky.social, who recently took up the role of CLS Director.
@ioe.bsky.social

One in four report financial difficulties in midlife | CLS A CLS briefing paper shows that more than a quarter of British adults in their early 50s are ‘just getting by’ or ‘finding it quite’ or ‘very difficult’ financially.

More than a quarter of British adults in their early 50s are ‘just getting by’ or ‘finding it quite’ or ‘very difficult’ financially, while two-thirds worry about how much money they will have to live on in retirement. Read more - bit.ly/3N2ISLA

The latest in this must-attend series is essential for anyone interested in analyses of administrative data (and our Millennium Cohort Study!). Register your place 👇

@rjsilverwood.bsky.social

Sitting hopefully in the mud for Gordon Square picnic?

Exciting research from @tommetherell.com 👇

Gen Z more likely to live with parents in early 20s than previous generations | CLS More than two thirds of people in the UK are living with their parents at age 23, around three times higher than a generation of millennials when they were a similar age a decade ago.

🔎New research using data from the Age 23 Sweep of the Millennium Cohort Study shows gen Z are more likely to live with their parents in their early 20s than previous generations.

Read more on the CLS website: bit.ly/4tSafZh

New data release Millennium Cohort Study Age 23 Sweep Now available from the UK Data Service Image of happy adults.

🔔 ICYMI: Data from the Millennium Cohort Study Age 23 Sweep are now available to download from the @ukdataservice.bsky.social. Visit our website for details and documentation 👉 buff.ly/IYBbC14.

Call for papers details and illustration of mother and daughter in the park

📢 The CLS conference 2026, 22 – 23 September, London, call for papers runs until Wednesday 8 April. ⏰ Submissions must use data from at least one CLS cohort study, such as the Millennium Cohort Study (MCS), which has just had a new age 23 data deposit. Submit your paper: bit.ly/45SP3rO

We're delighted that this data release is now available to the research community! 👇

What an amazing night 🌟We're so happy to be part of the #UCL200 celebrations

Group of multiracial people hugging and smiling outdoors. New data release Millennium Cohort Study Age 23 Sweep.

📣 Data from the Millennium Cohort Study Age 23 Sweep are now available to download from the @ukdataservice.bsky.social. Find out more and register for TOMORROW’s webinar introducing the data here👉 buff.ly/IYBbC14.

GA3 Causal Inference Using Cohort Data | UCL Online Store The aim of this course is to teach methods of causal inference with an emphasis on application. In our experience, many causal inference courses focus on s

📢 New UCL short course (£): Causal Inference Using Cohort Data
Attend this three day, in-person, paid short course that focuses on the practical applications of causal inference using cohort data.
📆 20 – 22 April 2026 | UCL’s Bloomsbury campus
Find out more and book on UCL Store👇️

We’re excited to see @dmorenoagostino.bsky.social’s article on the @uk.theconversation.com site. You can also find out more about the full research project on the CLS website: bit.ly/4aa5MYV

Graphic showing conference info and a photo of a mother and son

📢 The CLS conference 2026, 22 – 23 September, London, will bring together researchers from across disciplines, institutions, sectors and career stages to showcase outstanding research using CLS cohort data. Deadline for submissions: Wednesday, 8 April. Further information: bit.ly/45SP3rO

Harsh or withdrawn parenting practices can intensify ADHD symptoms in middle childhood | CLS Parenting practices like ignoring or shouting at children with ADHD can worsen the problems they face with friendships and emotion regulation.

New research by @durham.ac.uk finds ignoring or shouting at children with attention-deficit/hyperactivity disorder (ADHD) can worsen the problems they face forming friendships and regulating their emotions.

Read more on the CLS website - bit.ly/3ZOSIDv

Want to find out how Gen Z navigate their lives in their early 20s? Join our next training webinar on Thursday, 12 February 2026 1-2pm UK time. Centre for Longitudinal Studies Image of two women volunteers in a garden.

📣 There is still time to register for our upcoming webinar ‘Millennium Cohort Study at age 23: explore the new data.' Join us to get a first look at the data, soon to be released from @ukdataservice.bsky.social.
📆 Date: Thursday, 12 February 2026
🕑 Time: 1–2pm UK time
🔗 Book now: buff.ly/ywj1SMA

Does moving home in childhood matter for mental health? | CLS People who moved home frequently when they were growing up are more likely to feel a lack of control over their own lives in adolescence and have poorer mental health in adulthood – but only if they a...

New research by Center for Demographic Studies, Spain finds people who moved frequently growing up tended to feel a lack of control over their lives in adolescence and had poorer mental health in adulthood – but only if they experienced downward social mobility.

Read more - bit.ly/4tkyGP4

Such interesting research!

Childhood injuries tend to be less common in ethnic minority families | CLS Children from certain minority ethnic backgrounds experience fewer injuries than children from White British backgrounds. This is despite them being more likely to experience poverty and to live in…

🔎New study by @ulsteruni.bsky.social researchers using @clscohorts.bsky.social's Millennium Cohort Study data finds that children from certain minority ethnic backgrounds experience fewer injuries than children from White British backgrounds.
Read more on the CLS website 👉 buff.ly/pGZnmDL

Woman smiling standing behind a coffee shop counter. New data release: 1970 British Cohort Study (BCS70) Activity Histories, 1986-2024. CLS logo

🚨New data release: BCS70 Activity Histories
Looking at employment histories of the 1970 cohort, this dataset is available to access via @ukdataservice.bsky.social [SN 6943]. The latest edition includes data on work and non-work activities from the Age 51 Sweep. Read the user guide 👉 buff.ly/aGg0OxR

🌟Interested in mode effects? We're excited to see CLS colleagues @georgiatomova.bsky.social, @rjsilverwood.bsky.social and Liam Wright's work with @pwgtennant.bsky.social in this new paper on avoiding bias in survey data 👇

Looks like a fun evening!

CLS conference 2026 announcement with image of grandpa and primary age grandson.

📣 Announcing the CLS Conference 2026, celebrating 80 years of the UK’s cohort studies. Our call for papers is now open. All researchers using CLS cohort data are invited to submit and join us this September in London. Deadline for submissions: Wednesday, 8 April. More details: bit.ly/45SP3rO

Good news from LIFE alumnus @dominicpkelly.bsky.social! Congratulations!

Image of a couple laughing. New data release: 1970 British Cohort Study (BCS70) Partnership Histories, 1986-2024. Centre for Longitudinal Studies

🚨BCS70 Partnership Histories latest edition out now!
Access the free dataset via @ukdataservice.bsky.social [SN 6941] and unlock new opportunities of research into relationship histories of the 1970 cohort. The latest edition includes data from the Age 51 Sweep. Read the user guide👉 buff.ly/E8gkjob