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.
Who is Thomas Ã  Kempis? Thomas Ã  Kempis, C.R.S.A. was a German canon regular of the late medieval period and the most probable author of The Imitation of Christ, which is one of the best known Christian books on devotion. His name means Thomas of Kempen, his hometown, and in German he is known as Thomas von Kempen.