CHRIS SHERIDAN is a discographer, writer, and UK correspondent for "Down Beat". Former editor of British network television news programs and award-winning producer, Sheridan has a parallel life as a jazz writer, publishing in magazines in the United States, Germany, France, Italy, and Japan as well as the UK. He is well-known as a discographer, first through a 15-year stewardship of the world's longest-running discographical column, "Jazz Journal's Jazz Information", and then for his international praised bio-discographies, "Count Basie: A Bio-Discography" (Greenwood Press, 1986) and "Dis Her...