Robert Hill, Permanent Representative of Australia to the United Nations, addresses a seminar on the "Convention on the Rights of Persons with Disabilities: Dignity and Justice for all of Us" on the occasion of the observance of the International Day of Persons with Disabilities. Also participating in the seminar (from left to right): Colleen Thouez, Chief of the New York office of the United Nations Institute for Training and Research; Secretary-General Ban Ki-moon; and Luis Gallegos, Ambassador of Ecuador to the United States of America.