Techniques and Applications of Fast Reactions in Solution W. Vogel & M. Büttner GmbH relationship between parameterized complexity and philosophy of psychology relationship between parameterized complexity and traditional complexity classifications we report the six areas in which the main theme of the conference was devided: (a) Electron and energy transfer in homogeneous and heterogeneous systems The simultaneous growth in the number of investiga tors and the diversity of their research interests has inevitably led to communication problems The purpose of the NATO Advanced Study Institute entitled "New Applications of Chemical Relaxation Spectrometry and Other Fast Reaction Methods in Solution"