His goal is to improve human health and health policy, while working to protect Canadians from the negative health effects of toxicants such as pesticides, lead and mercury. Most recently, Liberda’s research has taken him to the northern reaches of Ontario and Quebec, working with the Cree Trappers’ Association on a project to examine potential contamination in the meat that make up their diets. He aims to empower the communities he works with, moving his research findings into action.