Preface. Color Plates. Part I: Taxonomy, Physiology and Ecology. 1. Taxonomy and Physiology of Phototrophic Purple Bacteria and Green Sulfur Bacteria; J.F. Imhoff. 2. Taxonomy, Physiology and Ecology of Heliobacteria; M.T. Madigan, J.G. Ormerod. 3. Taxonomy and Physiology of Filamentous Anoxygenic Phototrophs; B.K. Pierson, R.W. Castenholz. 4. Ecology of Phototrophic Sulfur Bacteria; H. Van Gemerden, J. Mas. 5. Ecology of Thermophilic Anoxygenic Phototrophs; R.W. Castenholz, B.K. Pierson. 6. Aerobic Anoxygenic Phototrophs; K. Shimada. 7. Bacteriochlorophyll-Containing Rhizobium Species; D.E. Fleischman, et al. Part II: Molecular Structure and Biosynthesis of Pigments and Cofactors. 8. Biosynthesis and Structures of the Bacteriochlorophylls; M.O. Senge, K.M. Smith. 9. Biosynthesis and Structures of Porphyrins and Hemes; S.I. Beale. 10. Lipids, Quinones and Fatty Acids of Anoxygenic Phototrophic Bacteria; J.M. Imhoff, U. Bias-Imhoff. Part III: Membrane and Cell Wall Architecture and Organization. 11. Anoxygenic Phototrophic Bacteria: Model Organisms for Studies on Cell Wall Macromolecules; J. Weckesser, et al. 12. Structure, Molecular Organization, and Biosynthesis of Membranes of Purple Bacteria; G. Drews, J.R. Golecki. 13. Membranes and Chlorosomes of Green Bacteria: Structure, Composition and Development; J. Oelze, J.R. Golecki. 14. Organization of Electron Transfer Components and Supercomplexes; A. Vermeglio, et al. Part IV: Antenna Structure and Function. 15. Theory of Electronic EnergyTransfer; W.S. Struve. 16. Structure and Organization of Purple Bacterial Antenna Complexes; H. Zuber, R.J. Cogdell. 17. Kinetics of Excitation Transfer and Trapping in Purple Bacteria; V. Sundstroem, R. van Grondelle. 18. Singlet Energy Transfer from Carotenoids to Bacteriochlorophylls; H.A. Frank, R.L. Christensen. 19. Coupling of Antennas to Reaction Centers; A. Freiberg. 20. Antenna Complexes from Green Photosynthetic Bacteria; R.E. Blankenship, et al. 21. Structure-Function Relationships in Core Light-Harvesting Complexes (LHI) as Determined by Characterization of the Structural Subunit and by Reconstitution Experiments; P.A. Loach, P.S. Parkes-Loach. 22. Genetic Manipulation of the Antenna Complexes of Purple Bacteria; C.N. Hunter. Part V: Reaction Center Structure, Electron and Proton Transfer Pathways. 23. The Structures of Photosynthetic Reaction Centers from Purple Bacteria as Revealed by X-Ray Crystallography; C.R.D. Lancaster, et al. 24. The Pathway, Kinetics and Thermodynamics of Electron Transfer in Wild Type and Mutant Reaction Centers of Purple Nonsulfur Bacteria; N.W. Woodbury, J.P. Allen. 25. Theoretical Analyses of Electron-Transfer Reactions; W.W. Parson, A. Warshel. 26. Proton-Coupled Electron Transfer Reactions of QGBPY/YGBP in Reaction Centers from Photosynthetic Bacteria; M.Y. Okamura, G. Feher. 27. The Recombination Dynamics of the Radical Pair P+H- in External Magnetic and Electric Fields; M. Volk, et al. 28. Infrared Vibrational Spectroscopy of Reaction Centers; W. Mantele.