CLINTON, Mississippi, Sept. 9 -- Mississippi College issued the following news: During his freshman year at Mississippi College, Anthony Thaxton was selected to design and produce a poster to promote the Eudora Welty Writers' Symposium, an annual celebration of the achievements of Southern authors and scholars named in honor of the world-renowned short-story writer, novelist, and photographer. One year earlier, Thaxton had attended the first Welty Symposium at the author's alma mater, the Mississippi University for Women, in Columbus. He had  more PR