He has published on a range of environmental and resource law topics particularly in relation to Indigenous rights issues. Research for this article was supported through a grant from the AquaNet Centre of Excellence. Professor Tollefson gratefully acknowledges the research support of Cam Elder and Robert Scott (UVic Law); the generous assistance of Jane Huria, Charlotte Severne, Merv Whipp and Kirsty Woods during his research visit to New Zealand; and the helpful commentaries of Barron Carswell, Andrew Geddes and Jacinta Ruru on earlier drafts of this manuscript.