Lynsey O’Keeffe is a Research Assistant at the ERC and works on the Programme for International Student Assessment (PISA). Prior to joining the ERC in 2017, Lynsey held the position of Research and Evaluation Officer in a youth mental health service for five years. She holds a B.A. and PhD in Psychology from UCD and completed postdoctoral fellowships in UCD and DCU. Her research interests include child social and cognitive development, intellectual disability, and youth mental health.