Contents -- Dahlem Workshops -- List of Participants -- 1 - Introduction -- 2 - Microcircuit of the Superior Colliculus -- 3 - Locomotor Microcircuits -- 4 - Neuromodulation of Microcircuits in Motor Systems with Special Reference to Invertebrates -- 5- Group Report: Microcircuitsin the Motor System -- 6 - Microcircuits in the Striatum -- 7 - Microcircuits in the Striatum -- 8 - Modulation of Striatal Circuits by Dopamine and Acetylcholine -- 9 - Group Report: Microcircuits, Molecules, and Motivated Behavior -- 10 - Olfactory Microcircuits -- 11 - Neuronal Replacement in the Adult Olfactory Bulb Microcircuits -- 12 - Axonal Wiring through Odorant Receptors -- 13 - Topography and Dynamics of the Olfactory System -- 14 - Group Report: Olfactory Microcircuits -- 15 - Anatomical and Molecular Heterogeneity of Cortical GAB Aergic Interneurons -- 16 - UP States and Cortical Dynamics -- 17 - Mechanisms of Neural Integration at the Brain-scale Level -- 18 - Theory of the Computational Function of Microcircuit Dynamics -- 19 - Group Report: Neocortical Microcircuits -- Author Index -- Name Index -- Subject Index.