Sonali Nag is Professor of Psychology and Education and the lead for the Language, Cognition and Development theme in the Department of Education, University of Oxford. She is the Education Fellow of Brasenose College, Oxford and Honorary Associate of the Indian charity, The Promise Foundation, Bangalore.

Trained in psychology, and with inter-disciplinary research interests, Sonali investigates child learning within diverse settings. Her research is comparative with a focus on languages, writing systems, cultural settings and levels of socio-economic status. She uses a wide variety of methods including quasi-experimental and controlled trials, in-depth child assessments, psycholinguistic and corpora analysis, secondary data analysis, and narrative reviews. Her work seeks to develop a grounded understanding of child development. Within the field of language and literacy, she has authored evidence briefs, technical reports, peer-reviewed papers and book chapters. Her most recent co-edited volume is titled Global Variations in Literacy Development.