He is a specialist in the fields of international human rights, civil society movements, and fragile states. He is the author and co-editor of four books, Fixing Haiti: MINUSTAH and Beyond (UNUP, 2011), In Defence of Principles: NGOs and Human Rights in Canada (UBCP, 2010), Critical Mass: The Emergence of Global Civil Society (CIGI/WLUP 2008), and Haiti: Hope for a Fragile State (CIGI/WLUP 2006), and his work has been published in The Journal of Human Rights, The Journal of Canadian Studies, and the American Review of Canadian Studies. He has also appeared as an expert witness before the Canadian House of Commons Standing Committee on Foreign Affairs and International Development, and the Canadian Senate Standing Committee on Human Rights.