During September 16-21, 2007, the XIIIth World Congress on Procedural Law was held in Salvador de Bahia, Brazil. The Congress was dedicated to the theme 'New Trends in Procedural Law' and was organized by the International Association of Procedural Law. This book contains the Congress reports regarding the following themes: information technology in litigation new trends in pre-action new trends in standing and res iudicata in collective suits new trends in illegal evidence in criminal procedure civil case management the Belgian debate and reforms the European small claims procedure presumptions in Dutch private law (19th and 20th centuries) within a European context.