Terry Hartig is an Associate Professor of Psychology with the Institute for Housing and Urban Research and the Department of Psychology of Uppsala University. He completed graduate training in social ecology at the University of California at Irvine and postdoctoral training in social epidemiology at the University of California at Berkeley. His research focuses on health values of nature experience, restorative environments, health in relation to residence, and the social ecology of stress and restoration.

Roderick J. Lawrence is Professor in the Faculty of Social and Economic Sciences at the University of Geneva, where he works in the Centre for Human Ecology and Environmental Sciences. In 1994 he was appointed to the Scientific Advisory Committee of the World Health Organization's European Centre for Environment and Health. In 1999 he was nominated Chair of the Evaluation Advisory Committee of the World Health Organization's Healthy Cities Project for the European Region. In 2001 he was nominated to the WHO European Taskforce on Housing and Health.