Stuart Walker is Chair of Design for Sustainability at Lancaster University where he co-founded the ImaginationLancaster Design Research Lab. He is also Visiting Professor of Sustainable Design at Kingston University and Emeritus Professor at the University of Calgary. His research focuses on environmental, social and spiritual aspects of sustainability; it has been supported by the SSHRC in Canada and the AHRC and the Arts Council in the UK. His experimental designs have been exhibited in Canada, Australia, Italy and the UK. His books include Sustainable by Design; Design Roots (lead ed.); Design for Life; and Design Realities.