Presented the keynote address "Why Presume State Protection?" at the Conference Celebrating the 20th Anniversary of the Canadian Refugee Law Office, Toronto, June 2014.
Presented "Moving Towards North African Participation in the International Refugee Regime" at the UNESCO Center on Law and Migration, Rabat, Morocco, May 2013.
Commentator on M. den Heijer's "Territorial Refugee Protection" and N. Franzen's "Extraterritorial Refugee Protection" at the University of Amsterdam Conference on the Practice of Shared Responsibility in International Refugee Law, Amsterdam, May 2013.
Presented "Why Refugee Law?" at the Asylum Access and Thai Committee for Refugees Expert Seminar, Bangkok, May 2013.
Presented "Thinking Globally" at the Melbourne Law School Global Law Students' Association, Melbourne, April 2013.
Presented "Food Deprivation as the Basis for Refugee Status" at the New School Conference on Food and Immigrant Life, New York, April 2013.
Presented the Jacob L. Martin Fellowship Address, "Changing the Way We Protect Refugees," at the U.S. Department of State, Washington, D.C., November 2012.
Presented the keynote address "Finding Global Solidarity in Refugee Law" at the International Association of Refugee Law Judges, Africa Chapter, Mombasa, Kenya, October 2012.
Presented "Moving Towards Meaningful Accountability Under the Refugee Convention" at Cambridge University and the University of Michigan Roundtable on the Future of Refugee Convention Supervision, Cambridge, September 2012.
Named the 2012 Jacob L. Martin Fellow at the U.S. Department of State, where he delivered the speech "Changing The Way We Protect Refugees," October 2012.
Gave keynote speech on the theme, "Making Resettlement Matter: The Global Imperative to Change the Way We Protect Refugees," during the conference on "Canada and Refugee Resettlement," Vancouver, June 2012.
Gave a guest lecture on reform of international refugee law and led a seminar for doctoral students engaged in refugee law research at Amsterdam Law School, The Netherlands, May 2012.
Led a two-day course on advanced refugee definition topics for members and staff of the Norweigan Immigration Appeals Board, Oslo, May 2012.
Gave a special seminar on cessation of refugee status to staff of the Norwegian Directorate of Immigration, Oslo, May 2012.
Addressed staff of UNHCR Headquarters on "Protection Elsewhere: What the Refugee Convention Allows (and Requires),"
Geneva, May 2012.
Gave keynote address on "What is an Urban Refugee? And Does it Matter?" at UNHCR's Third Academic Network Seminar, Istanbul, May 2012.
Delivered a guest lecture entitled "Is the Dublin Regulation Really Legal?"
at the Bogazici University Department of European Studies, Istanbul, Turkey, May 2012.
Delivered a two-day workshop on refugee rights to African human rights lawyers in Johannesburg, South Africa, under the sponsorship of Freedom House, Lawyers for Human Rights, and ProBono.org, with funding from USAID, May 2012.
Taught an intensive five-day Refugee Rights Workshop at the Melbourne Law School, Melbourne, Australia, May 2012.
Served as a discussant on Prof. Monica Hakimi's article, "A Functional Approach to Targeting and Detention," at the Michigan Law Review Forum, April 2012.