This paper develops a number of aspects of metadata-driven adaptation within the MPEG-21 framework that we consider are not clearly covered in the standard. Specifically, the paper introduces three complementary description tools that we have made use of and that we consider would fill certain gaps in the standard. Besides, this paper offers a group of architectural design patterns along with a...

Two papers in the Journal this month report on results from the Christchurch Psychotherapy of Depression Study, a randomised controlled trial of interpersonal psychotherapy and cognitive–behavioural therapy (CBT) involving an out-patient sample. Luty et al (pp. 496–502) found no significant difference in efficacy between the two treatment groups, with overall improvements in depressive symptoma...

Three papers in the Journal this month consider issues related to outcomes and treatment in first-episode psychosis. Crossley et al (pp. 434–439) reviewed 15 randomised controlled trials of antipsychotic treatment in first-episode psychosis and found no evidence for differences in discontinuation rates or effect on symptoms between atypical and typical antipsychotics. Clear differences in side-...