INTERNATIONAL CONFERENCE ON NUMBER THEORY AND RELATED TOPICS Hanoi 12-15/12/2006   Speakers  The following mathematicians have accepted to speak at the conference:   V. Berkovich (Weizmann Institute, Israel), Ngo Bao Chau (University Paris Sud, France) (*), W. Cherry (Univeristy of North Texas, USA), H. Esnault (University of Essen, Germany), A. Escassut (Universite de Clermont-Ferrand II, France), Xu Fei (Institute of Mathematics, CAS, China), J.-M. Fontaine (University of Paris Sud, France) (*), Lei Fu (Chern Institute of Mathematics, Nankai, China), A.Panchischkin (University of Grenoble, France), M. Ru (Univeristy of Houston, USA),   J. Sonn (Israel Instiute of Technology, Israel), R. Sujatha (Tata Institute, India), R. Parimala  (Tata Institute, India),  Nguyen Thanh Van (Paul Sabatier University, Toulouse, France), T. Venkataramana (Tata Institute, India), E. Viehweg (University of Essen, Germany),  P. Vojta (University of California, Berkeley, USA), M. Waldschmidt (University Paris 6, France),    J. Wang (Institute of Mathematics, Academia Sinica, Taiwan), D-Q.Wan (Institute of Mathematics, CAS, China and Univ. California Irvine, USA) (*), P-M. Wong (University of Notre Dame, USA), C. C. Yang (Hong Kong University of Science and Technology, Hong Kong, China), J. Yu (National Tsing Hua University, Taiwan).     (*) To be reconfirmed