is Chair Professor of psychology and education, based in the Learning, Development and Diversity Division of the faculty of education at the University of Hong Kong. His research interests include children's social and interpersonal development within schools, attainment within classrooms (especially via effective group work), inclusion within early education, and school-based engineering education. More specific research interests include the use of within-class groups for learning and social inclusion, large-and small-scale studies of factors affecting academic achievement in the U.K. and in the Caribbean, the development of social pedagogic theory and practical alternatives to traditional pedagogies, and evaluations of education interventions, especially with regard to the promotion of engineering within secondary schools.