1. In this issue ...

   Legacy Pages: vii - vii

2. Intelligent tutoring systems: an overview

   • Hyacinth S. Nwana

   OriginalPaper Pages: 251 - 277

3. Planning in a commonsense framework

   • Carlos Pinto-Ferreira
   • João Pavão Martins

   OriginalPaper Pages: 279 - 294

4. Book reviews

   • Tony Drapkin
   • Allan Ramsay
   • Terence C. Fogarty

   BookReview Pages: 295 - 320