K.A. Müller: Essential Heterogeneities in Hole-Doped Cuprate Superconductors -- R. Micnas, S. Robaszkiewicz, A. Bussmann-Holder: Two-Component Scenarios for Non-Conventional (Exoctic) Superconductors -- O. Gunnarsson, J.E. Han, E. Koch, V.H. Crespi: Superconductivity in Alkali-Doped Fullerides -- S. Deng, A. Simon, J. Köhler: Pairing Mechanisms Viewed from Physics and Chemistry -- H. Keller: Unconventional Isotope Effects in Cuprate Superconductors -- A. Furrer: Neutron Scattering Investigations of Charge Inhomogeneities and the Pseudogap State in High-Temperature Superconductors -- B.I. Kochelaev, G.B. Teitel’baum: Nanoscale Properties of Superconducting Cuprates Probed by the Electron Paramagnetic Resonance -- T. Egami: Electron-Phonon Coupling in High-Tc Superconductors -- A. Bianconi, N.L. Saini: Nanoscale Lattice Fluctuations in Cuprates and Manganites -- D. Mihailovic, V.V. Kabanov: Dynamic Inhomogeneity, Pairing and Superconductivity in Cuprates -- A. Bussmann-Holder, H. Keller, K.A. Müller: Evidences for Polaron Formation in Cuprates.