1. Introduction

   • Fabio Casati
   • Andreas Wombacher

   Editorial 17 October 2007 Pages: 155 - 155

2. Defending recommender systems: detection of profile injection attacks

   • Chad A. Williams
   • Bamshad Mobasher
   • Robin Burke

   Original Research 21 August 2007 Pages: 157 - 170

3. Automated building blocks selection based on business processes semantics in ERPs

   • Tommaso Di Noia
   • Eugenio Di Sciascio
   • Azzurra Ragone

   Original Research 06 October 2007 Pages: 171 - 184

4. Multi-agent Pareto appointment exchanging in hospital patient scheduling

   • Ivan Vermeulen
   • Sander Bohte
   • Han La Poutré

   Original Paper Open access 16 August 2007 Pages: 185 - 196