Table 2. List of talks.

Each talk represents a different cohort. The talks can be viewed on the ccacevideo YouTube channel. The slides and videos can also be found in the Extended data files, Beange et al., 2019.

Presenter (order)	Presentation title	Brief description
Prof J Boardman, University of Edinburgh	Growing up following premature birth	Theirworld Edinburgh Birth Cohort. Purpose: to investigate the causes and consequences of being born too soon or too small on brain development and long term outcomes on children and their families.
Professor Corri Black, University of Aberdeen	Whatever happened to the Aberdeen Children of the 1950s?	The Aberdeen Children of the 1950s Purpose: to study the determinants of health and ill health in a group of individuals born in Aberdeen in the 1950s
Professor David Porteous, University of Edinburgh	Generation Scotland - Next Generation	Generation Scotland Purpose: to conduct a family and population based study of genetic and environmental determinants of physical and mental health.
Professor Stephen Lawrie, University of Edinburgh	Youth Mental Health in Families at High Risk	The Edinburgh High Risk Study and Bipolar Family Study Purpose: to follow a group of unaffected young people at high genetic risk of schizophrenia or bipolar disorder and identify the baseline predictors and trajectories of those who would later become unwell.
Professor Ian Deary, University of Edinburgh	Ten Lothian Birth Cohort Commandments	The Lothian Birth Cohort The Lothian Birth Cohort study aims to examine non-pathological cognitive ageing and its determinants. Individuals born in 1921 and 1936 and living in the Lothians were first invited to participate in 1999. The cognitive ability and health of participants has been monitored as they have aged.
Professor David Batty, University College London	Living Longer in Scotland	Combining Scottish and English Cohort Studies For the last 4 decades the people of Scotland have experienced markedly shorter life expectancy than their English counterparts. We report on our attempts to understand the reasons for these differentials.