John Roff was Professor and Canada Research Chair in Environmental Science and Conservation at Acadia University, Canada, and is now European Scholar in the EU Erasmus Mundus Programme.
Mark Zacharias is Adjunct Associate Professor of Geography at the University of Victoria, Canada, and Assistant Deputy Minister with the Province of British Columbia, Canada.
The book also includes earlier contributions by Jon Day, who is currently Director, Ecosystem Conservation and Sustainable Use, with the Great Barrier Reef Marine Park Authority in Australia. Jon's contributions primarily occurred during the late 1990s when he was working in North America, but today Jon's expertise is widely recognized in marine spatial planning and marine management matters.