The Biographical Dictionary from S9 Technologies includes more than 28,000 entries about notable men and women who have shaped our world from ancient times to the present day. The dictionary can be searched by names, birth years, death years, positions held, professions, literary and artistic works, miscellaneous achievements, and other keywords. There are detailed instructions about how to search the database and the website also contains a Biography Challenge, other ideas for incorporating biographies into classroom activities, and links to other biographical websites.