Using geographic information systems for exposure assessment in environmental epidemiology studies The Web site also includes links to curriculum projects, guides to getting started with GIS, and information on software (ESRI's ArcVoyager Special Edition is free) used to bring GIS to schools. High-tech maps: how to get here from there.
John Chrysostom. John Chrysostom (347 - 407) was a notable Christian bishop and preacher from the 4th and 5th centuries in Syria and Constantinople. He is famous for eloquence in public speaking and his denunciation of abuse of authority in the Church and in the Roman Empire of the time.
Birth: 344. Death: 407. St. John, named Chrysostom (golden-mouthed) on account of his eloquence, came into the world of Christian parents, about the year 344, in the city of Antioch. His mother, at the age of 20, was a model of virtue. He studied rhetoric under Libanius, a pagan, the most famous orator of the age.