David R OlsonDavid R. Olson is University Professor Emeritus at the Ontario Institute for Studies in Education at the University of Toronto, Canada. He has authored more than 300 articles and 20 books, including The World on Paper (Cambridge, 1994), PsychologicalTheory and Educational Reform: How School Remakes Mind and Society (Cambridge, 2004) and The Mind on Paper (Cambridge, 2016). His research focuses on children's developing consciousness of their own and others' mental states and on the role that language and literacy play in this development. Read More Read Less