He also served as Chairman of the Panel that reviewed the experience of the United Nations New Agenda for the Development of Africa in the 1990s, and is currently Visiting Professor of International Development Economics at the Fletcher School at Tufts University.
1990年代还曾担任联合国非洲发展新议程经验审查小组主席，现任塔夫茨大学弗莱彻学院国际发展经济学客座教授。