He is Professor Emeritus and Senior Scholar at York University where he taught graduate level courses in the Faculty of Environmental Studies for more than thirty years. He has been actively involved with waterfront research since 1978, and for the last five years has been Principal Investigator on a research project entitled “Changing Urban Waterfronts.” He has published widely on urban development processes, the making of urban environmental policy, and the history of Toronto’s waterfront. He consulted for the Royal Commission on the Future of Toronto’s Waterfront. His recent co-authored book, Nature and the City: Making Environmental Policy in Toronto and Los Angeles, with Roger Keil, argues that continuing modernization of industrial capitalist societies entails change to societal relationships with nature in cities. Changing Toronto’s Waterfront, a co-edited volume with Jennefer Laidley, is scheduled for publication in 2011. He co-edited Transforming Urban Waterfronts: Fixity and Flow with J. Laidley, Q. Stevens and S. Schubert and this collected volume analysing recent waterfront developments in North America and Europe will be published in 2011.