Research Department, Functions of; Etymologies of three terms, by Universal House of Justice, in Bahá'í Studies Bulletin (1992). Two questions: (1) what is the function of the Research Department, and (2) etymologies of the three terms "world of exemplars," "'álam," and "barzakh." Includes translated excerpts of tablets of Bahá'u'lláh and Abdu'l-Bahá. [about]