This set, published annually, presents a cumulative index to biographical materials in books, and journals. Indexes interviews, obituaries, collections of letters, diaries, memoirs, juvenile literature, book review, and bibliographies. Most biographies are American.
"A bio-bibliographical guide to current writers in fiction, general nonfiction, poetry, journalism, drama, motion pictures, television and other fields." Includes only individuals who have published in book form and who were living at the time of the volume's publication. Publication began in 1962 and continues to add 4-5 volumes per year.
Extended essays on literary personages from all time periods, all ethnic groups and all nationalities. In addition to authors in traditional literary genre there are volumes covering related areas such as journalists, screenwriters, and publishing houses. Over 300 volumes.
Articles on the lives and works of scientists in the areas of "mathematics, astronomy, physics, chemistry, biology, and the sciences of the earth" from classical antiquity to modern times but "no articles on the careers of living persons."