Arthur Dahl and Tahirih Naylor, at left, representing the Bahá'í International Community, receive certificates from Prince Philip, center, Martin Palmer and Ban Ki-moon, far right. [Courtesy ARC/Stonehouse Photography]
Arthur Dahl and Tahirih Naylor, at left, representing the Bahá'í International Community, receive certificates from Prince Philip, center, Martin Palmer and Ban Ki-moon, far right. [Courtesy ARC/Stonehouse Photography]
