BENJAMIN F. SHEARER is Vice-President for Student Life at Neumann College in Aston, Pennsylvania. He and his wife, Barbara, are the authors of Notable Women in the Life Sciences: A Biographical Dictionary (Greenwood, 1996), and State Names, Seals, Flags, and Symbols (Greenwood, 1987, rev. ed. 1994), as well as several other books published by Greenwood Press.BARBARA S. SHEARER is Director of Public Services and External Relations at the Scott Memorial Library, Thomas Jefferson University in Philadelphia. She is co-editor with her husband, Benjamin, of Notable Women in the Life Sciences: A Biographical Dictionary (Greenwood, 1996) and State Names, Seals, Flags, and Symbols (Greenwood, 1987, rev. ed. 1994), as well as several other books published by Greenwood Press. She is co-author (with Geneva Bush) of Finding the Source of Medical Information: A Thesaurus-Index to the Reference Collections (Greenwood, 1985). She has also published several articles on medical database searching and on bibliometrics.