J. Glaser, Advances in Thallium Aqueous Solution Chemistry. A.M. English and G. Tsaprailis, Catalytic Structure?Function Relationships in Heme Pereoxidases. H.H. Thorp, Electron-, Energy-, and Atom-Transfer Reactions between Metal Complexes and DNA. O. Kahn, Magnetism of Heterobimetallics: Toward Molecular-Based Magnets. K.S. Murray, The Magnetochemistry of Homo- and Hetero-Tetranuclear First-Row d-Block Complexes. K.K. Andersson andA. Graslund, Diiron?Oxygen Proteins. K. Tanaka, Carbon Dioxide Fixation Catalyzed by Metal Complexes. References. Subject Index. Contents of Previous Volumes.