Following our series about cohorts of the EU-funded project ‘Research on European Children and Adults born Preterm’ (RECAP preterm), we are delighted to give you an insight into The Bavarian Longitudinal Study (BLS)/Bayerische Entwicklungsstudie (BEST). It is led by Professor Dieter Wolke (University of Warwick, UK) and Professor Peter Bartmann (University Hospital Bonn, Germany). The BLS started off as a geographic whole population study of infants, who were born between January 1985 and March 1986 and admitted to neonatal special care…