The cumulative author index in the back of the newest volume will direct you to the correct volume of Poetry Criticism as well as other titles in the Gale Literary Criticism Series. An ongoing series which covers major short story authors. Entries consist of excerpts of criticism with full citations. There is a Story Title Index and a Cumulative Index which cross reference to the entire Gale series. Entries are several pages long.
Articles are fairly long.
Selected volumes of the Dictionary of Literary Biography deal with authors of specific literary movements and genres. Each volume is devoted to only a few major authors. Last updated on February 28, 2000.