President International Positive Psychology Association Executive Committee member Behaviour Genetics Association (Past President) Grants ERC Consolidator Grant 2017: WELL-BEING 771057) (June 2018-June 2023). The dynamics underlying Well-being; Understanding the Exposome-Genome interplay H2020 H2020-SC1-2020-Two-Stage-RTD - SC1-BHC-29-2020 (PI Tondelli, WP leader Bartels). (March 2021-Feb 2024). Innovative policies for improving citizens’ health and wellbeing addressing indoor and outdoor lighting – ENLIGHTENme ZonMW COVID19 - Lijn 3 (PI Popma, Co-I Bartels, Polderman). (Oct 2020-Oct 2022). Child and adolescent mental health and wellbeing in times of the COVID-19 pandemic; Elucidating intervention targets to decrease mental health problems and optimize wellbeing in Dutch children with and without a history of mental problems