1. Guest Editors' Introduction

   • Amihai Motro
   • Moshe Tennenholtz

   Legacy Pages: 115 - 116

2. The TSIMMIS Approach to Mediation: Data Models and Languages

   • Hector Garcia-Molina
   • Yannis Papakonstantinou
   • Jennifer Widom

   OriginalPaper Pages: 117 - 132

3. Learning to Understand Information on the Internet: An Example-Based Approach

   • Mike Perkowitz
   • Robert B. Doorenbos
   • Daniel S. Weld

   OriginalPaper Pages: 133 - 153

4. Information Filtering: A New Two-Phase Model Using Stereotypic User Profiling

   • Bracha Shapira
   • Uri Hanani
   • Peretz Shoval

   OriginalPaper Pages: 155 - 165

5. On Migrating Threads

   • Bernd Mathiske
   • Florian Matthes
   • Joachim W. Schmidt

   OriginalPaper Pages: 167 - 191