Introduction Pierre Demeulenaere-- Part I. Action and Mechanisms: 1. Ordinary rationality: the core of analytical sociology Raymond Boudon-- 2. Indeterminacy of emotional mechanisms Jon Elster-- 3. A naturalistic ontology for mechanistic explanations in the social sciences Dan Sperber-- 4. Conversation as mechanism: emergence in creative groups Keith Sawyer-- Part II. Mechanisms and Causality: 5. Generative process model building Thomas J. Fararo-- 6. Singular mechanisms and Bayesian narratives Peter Abell-- 7. The logic of mechanismic explanations in the social sciences Michael Schmid-- 8. Social mechanisms and explanatory relevance Petri Ylikoski-- 9. Causal regularities, action and explanation Pierre Demeulenaere-- Part III. Approaches to Mechanisms: 10. Youth unemployment: a self-reinforcing process? Yvonne Aberg and Peter Hedstrom-- 11. Neighborhood effects, causal mechanisms, and the social structure of the city Robert J. Sampson-- 12. Social mechanisms and generative explanations: computational models with double agents Michael W. Macy with Damon Centola, Andreas Flache, Arnout van de Rijt and Robb Willer-- 13. Relative deprivation in silico: agent-based models and causality in analytical sociology Gianluca Manzo.