Encyclopedia Britannica 2009 Deluxe Jumpstart your research with over 84,000 articles and more than 166,000 magazine and online links Expand your knowledge with historical timelines, world atlas, Britannica BrainStormer, Britannica Classics, Merriam Webster's Dictionary & Thesaurus and Spanish-English Translation Dictionary, and more Bring your research to life with thousands of new engaging mages, videos, and audio clips; in-depth coverage of exciting topics selected by Britannica editors Over 2,000 biographies of influential World Leaders from 2930 to the present, plus 2,000 insightful biographies of Great Minds Free Britannica Online 6-Month Membership ($35 Value); 90-day Money Back Guarantee