SFB/TR 45 Pe riods , Modul i Space s , and Arit hmet ic of Al ge braic Varie t ie s Confe re nce on Arith m e tic Al ge braic Ge om e try on th e occas ion ofMich ae l Rapoport's 60th birth day Spe ak e rs P. Col mez J.-F . Dat G. Fal t ings L. Fargue s A. Ge ne s t ie r T. H aine s M. H arris U. H artl J. H e inl ot h G. H e nniart M. Kis in (*) R. K ottw itz S. Kudl a L. Lafforgue G. Laum on E. Mantovan B. C. Ngô G. Pappas M . Re ine k e E. V ie h m ann J.-L. W al ds purge r T. Yos h ida Th . Z ink (*) to be conf irm e d Bonn • Oct. 6 - Oct. 10, 2008 Organizing com m itte e Ul rich Görtz Sas ch a Orl ik Tors t e n We dh orn St efan Müll e r-Stach h ttp://aag-bonn08.s fb45.de /