Magdalena is a Professor in the Department of Psychiatry and Behavioral Neurosciences at McMaster University, where she also holds the Ontario Chair in Early Child Development. Since joining the Offord Centre for Child Studies at McMaster in 1997, Magdalena, together with the late Dr. Dan Offord, developed the Early Development Instrument (EDI), a measure of children's developmental health at school entry. This initiative has generated interest at national and international levels, from academic and social policy perspectives. Magdalena's research interests also include the transition to school, with a particular emphasis on children with special needs, and communities' engagement in children's early development and health, and globally-comparablemeasurement of development of children under three years of age.