WISE 2007 Extended Best Papers

Dear colleagues and readers, welcome to the WWWJ special issue on the WISE 2007 conference which took place in Nancy, France, in December 2007. Overall the conference had nearly 200 submissions. Out of these, we selected 40 full-papers (acceptance rate 20 %) and 18 short papers (acceptance rate 9 %) for conference presentations, and out of these we selected a shortlist of top papers to be submitted to the special issue and to go through another round of evaluation and review. In the end we selected five papers that are of excellent quality and that, we believe, cover a nice range of topics in the space of Web information systems. The first two papers deals with the problems of selecting and customizing services and user interfaces. The paper “Rater Credibility Assessment in Web Services Interactions”, by Zaki Malik and Athman Bouguettaya, shows how to select web services based on trust parameters, and specifically by leveraging reputation metrics and protecting these metrics from malicious raters. In “Customising Web Information Systems According to User Preferences”, Klaus-Dieter Schewe, Bernhard