The contrasting roles of human and natural predators in disease dynamics of prey populations Heather Bryan, University of Northern British Columbia;Shenley Alkins, University of Northern British Columbia;Carlie o'Brien, University of Northern British Columbia;Paul Paquet, University of Victoria & Raincoast Conservation Fdn;Chris Darimont, University of Victoria & Raincoast Conservation Fdn;Hamish McCallum, PhD, Griffith University;