Rabbi David Rosen is the Chairman of IJCIC, the International Jewish Committee on Interreligious Consultations, a broad-based coalition of Jewish organizations representing world Jewry to other religions

He is Director of the Department for Interreligious Affairs and Director of the Heilbrunn Institute for International Interreligious Understanding of the American Jewish Committee; an Honorary President of the International Council of Christians and Jews; and an International President of the World Conference of Religions for Peace.

In November 2005, Rabbi Rosen was made a papal Knight Commander of the Order of St Gregory the Great for his outstanding contributions to promoting Catholic-Jewish reconciliation.