Federal Communications Commission | European Commission | Royal Commission | Canadian Radio-television and Telecommunications Commission | Federal Trade Commission | Electoral and Administrative Review Commission | United Nations Economic Commission for Europe | U.S. Securities and Exchange Commission | United States Atomic Energy Commission | Toronto Transit Commission | International Electrotechnical Commission | Erie Canal Commission | International Whaling Commission | Independent National Electoral Commission | Commonwealth War Graves Commission | Warren Commission | International Commission of Jurists | Federal Election Commission | British Transport Commission | University Grants Commission | Planning Commission | University Grants Commission (India) | United States Maritime Commission | United Nations Economic Commission for Latin America and the Caribbean | Interstate Commerce Commission | Taxi Services Commission | Press Complaints Commission | Presidential Commission | Nuclear Regulatory Commission | Guantanamo military commission |
He was a resource person in the 2003 Sudan Comprehensive Peace Agreement negotiations over the Three Areas (Abyei, Nuba Mountains and Blue Nile) and later a member of the Abyei Boundary Commission.