Mary Delaney is a Research Assistant at the ERC, involved in the data management of TIMSS (Trends in International Mathematics and Science Study) at primary level. She has also worked on the administration of PISA 2018 (Programme for International Student Assessment), and on analysis of PIRLS 2016 (Progress in International Reading Literacy) data. Prior to joining the ERC in 2017, Mary worked as a researcher in the areas of health psychology and health services provision and policy. She has a B.A. in Psychology from University College Dublin and an M.Sc. in Applied Social Research from Trinity College Dublin.