SANTA CRUZ, California, Jan. 8 -- The University of California Santa Cruz campus issued the following news: By Dan White In 2004, while she was still a meticulous young graduate student, Elaine Sullivan made a discovery that would deepen the history of human writing. Using trowels and brushes to remove ancient soil at an Early Bronze Age burial site in Umm el-Marra, Western Syria--35 miles from modern-day Aleppo--Sullivan unearthed a pivotal clue: four small clay cylinders inscribed with mys  more