Mark Blades Editor & Author

Christopher Spencer is Professor of Environmental Psychology at the University of Sheffield. His books include The Child in the Physical Environment: The Development of Spatial Knowledge and Cognition (with Blades, M. & Morsley, K., 1989), Readings in Environmental Psychology: The Child's Environment (1995), and Psychology: A Contemporary Introduction (1998). Mark Blades is a Senior Lecturer in Developmental Psychology at the University of Sheffield. He has jointly authored several books including The Child in the Physical Environment (1989), The Cognition of Geographic Space (2002), and Understanding Children's Development, Fourth edition (2003).