Static Analysis is a research area aimed at developing principles and tools for high-performance implementation and veri?cation of programming languages. The seriesofStatic AnalysisSymposiais aforumforpresentationanddiscussion of advances in the area. ThisvolumecontainsthepaperspresentedattheSeventhInternationalStatic Analysis Symposium (SAS 2000) which was held on June 29–July 1, 2000 at the University of California, Santa Barbara. Previous symposia were held in Venice, Pisa, Paris, Aachen, Glasgow, and Namur. The program committee met at Purdue University in March 2000 and - lected 20 papers from 52 submissionson the basis of four reviewsper paper. The program committee members were not allowed to author or co-author a subm- sion. In addition to the 20 contributed papers, this volume contains two invited papers by Daniel Jackson and Andreas Podelski. At the symposium, there was also an invited talk by Matthias Felleisen and a tutorial by Roy Dz-ching Ju. Special thanks to Wanjun Wang for helping me from start to ?nish. April 2000 Jens Palsberg General Chair David Schmidt Kansas State University, USA Program Committee ´ Patrick Cousot Ecole Normale Sup´ erieure, Paris Gilberto Fil´ e Padova University, Italy Roberto Giacobazzi Universit` a di Verona, Italy C. Barry Jay University of Technology, Sydney Thomas Jensen IRISA/CNRS, France Neil D.