"A total of 36 authors are included in this supplement, along with 28 new essays and eight revised and updated articles from the base set. The articles cover the life and work of the author and place them in the proper historical, social and political context. The index includes entries from the previous three volumes, as well as this supplement. If you have the original set, you will want to add this volume to it."
-- Reference Reviews on galegroup.com (April 2002)