Preface. 1. Periodic mesoporous materials: synthesis, characterization and potential applications (A. Sayari). 2. Synthesis, characterization and catalysis with microporous ferrierites, octahedral molecular sieves, and layered materials (S.L. Suib). 3. Organic zeolites (S. Lee, D. Venkataraman). 4. Spectroscopic characterization of zeolites (R.F. Howe). 5. Characterization of zeolitic materials by solid-state NMR - state of the art (M. Stöcker). 6. Application of surface science techniques in the field of zeolitic materials (S. Kaliaguine). 7. Computational approaches in zeolite structural chemistry (J.M. Newsam). 8. What can be in the channels and cavities of zeolites? (K. Seff). 9. Conjugated and conducting nanostructures in zeolites (T. Bein). 10. New catalytic applications of zeolites for petrochemicals (C.T. O'Connor, E. Van Steen, M.E. Dry). 11. Synthesis of intermediates and fine chemicals using molecular sieve catalysts (S. Feast, J.A. Lercher). 12. Zeolite-based membranes, preparation, performance and prospects (M.J. den Exter, J.C. Jansen, J. van de Graaf, F. Kapteijn, H. van Bekkum). Keyword index.