Patrick Haack is Professor of Strategy at HEC Lausanne, University of Lausanne. His current research focuses on social judgment formation, practice adoption, and the application of experiments and formal modeling approaches to the study of institutionalization and legitimation.Jost Sieweke is Associate Professor of Management & Organization at the Vrije Universiteit Amsterdam. His research focuses on human errors and legitimacy. He is also working in the application of natural experiments in management research. Lauri Wessel is Associate Professor of Management & Organization at the University of Bremen, Germany. His research spawns the domains of organization theory and information systems research by applying sociological theories such as institutional theory to understand digital technology.

• Section 1 - Prologue 1: What are Micro-Foundations, Why and How to Study Them?; Pamela S. Tolbert and Lynne G. Zucker Section 2 - Introduction 2: Introduction; Patrick Haack, Jost Sieweke, and Lauri Wessel Section 3 - Cognitive Perspective on Microfoundations3: Towards a multi-level theory of institutional contestation: Exploring category legitimation across domains of institutional action; Alex Bitektine and Robert Nason  4: When do market intermediaries sanction categorical deviation? The role of expertise, identity and competition; Romain Boulongne, Arnaud Cudennec, and Rodolphe Durand 5: 'The HR generalist is dead': A phenomenological perspective on decoupling; Julia Brandl, Jochen Dreher, and Anna Schneider 6: Why do individuals perceive and respond to the same institutional demands differently? On the cognitive structural underpinnings of institutional complexity; Magdalena Cholakova and Davide Ravasi7: The Generativity of Collective Identity: Identity Movements as Mechanisms for New Institutions; Mary Ann Glynn and Benjamin D. Innis8: Embodied and reflexive agency in institutional fields: An integrative neo-institutional perspective on institutional change; Jan Goldenstein and Peter Walgenbach9: How do institutions take root at the individual level?; Osnat Hazan and Tammer B. Zilber10: Sensegiving and sensemaking of highly disruptive issues: Animal rights experienced through PETA YouTube videos; Yanfei Hu and Claus Rerup11: Connecting the tree to the rain forest: Examining the microfoundations of institutions with cultural consensus theory; Josh Keller12: Specifying the 'what' and separating the 'how': Doings, sayings, codes, and artifacts as the building blocks of institutions; Omar Lizardo13: Identity within the Microfoundations of Institutions: A Historical Review; Anna E. Roberts14: Microfoundations of Institutional Change in the Career Structure of UK Elite Law Firms; Thomas J. Roulet, Lionel Paolella, Claudia Gabbionnetta and Daniel Muzio15: Bases of Conformity and Institutional Theory: Understanding Organizational Decision-Making; Pamela S. Tolbert and Tiffany Darabi

Patrick Haack is Professor of Strategy at HEC Lausanne, University of Lausanne. His current research focuses on social judgment formation, practice adoption, and the application of experiments and formal modeling approaches to the study of institutionalization and legitimation.Jost Sieweke is Associate Professor of Management & Organization at the Vrije Universiteit Amsterdam. His research focuses on human errors and legitimacy. He is also working in the application of natural experiments in management research. Lauri Wessel is Associate Professor of Management & Organization at the University of Bremen, Germany. His research spawns the domains of organization theory and information systems research by applying sociological theories such as institutional theory to understand digital technology.

• Section 1 - Prologue 1: What are Micro-Foundations, Why and How to Study Them?; Pamela S. Tolbert and Lynne G. Zucker Section 2 - Introduction 2: Introduction; Patrick Haack, Jost Sieweke, and Lauri Wessel Section 3 - Cognitive Perspective on Microfoundations3: Towards a multi-level theory of institutional contestation: Exploring category legitimation across domains of institutional action; Alex Bitektine and Robert Nason  4: When do market intermediaries sanction categorical deviation? The role of expertise, identity and competition; Romain Boulongne, Arnaud Cudennec, and Rodolphe Durand 5: 'The HR generalist is dead': A phenomenological perspective on decoupling; Julia Brandl, Jochen Dreher, and Anna Schneider 6: Why do individuals perceive and respond to the same institutional demands differently? On the cognitive structural underpinnings of institutional complexity; Magdalena Cholakova and Davide Ravasi7: The Generativity of Collective Identity: Identity Movements as Mechanisms for New Institutions; Mary Ann Glynn and Benjamin D. Innis8: Embodied and reflexive agency in institutional fields: An integrative neo-institutional perspective on institutional change; Jan Goldenstein and Peter Walgenbach9: How do institutions take root at the individual level?; Osnat Hazan and Tammer B. Zilber10: Sensegiving and sensemaking of highly disruptive issues: Animal rights experienced through PETA YouTube videos; Yanfei Hu and Claus Rerup11: Connecting the tree to the rain forest: Examining the microfoundations of institutions with cultural consensus theory; Josh Keller12: Specifying the 'what' and separating the 'how': Doings, sayings, codes, and artifacts as the building blocks of institutions; Omar Lizardo13: Identity within the Microfoundations of Institutions: A Historical Review; Anna E. Roberts14: Microfoundations of Institutional Change in the Career Structure of UK Elite Law Firms; Thomas J. Roulet, Lionel Paolella, Claudia Gabbionnetta and Daniel Muzio15: Bases of Conformity and Institutional Theory: Understanding Organizational Decision-Making; Pamela S. Tolbert and Tiffany Darabi

Patrick Haack is Professor of Strategy at HEC Lausanne, University of Lausanne. His current research focuses on social judgment formation, practice adoption, and the application of experiments and formal modeling approaches to the study of institutionalization and legitimation.Jost Sieweke is Associate Professor of Management & Organization at the Vrije Universiteit Amsterdam. His research focuses on human errors and legitimacy. He is also working in the application of natural experiments in management research. Lauri Wessel is Associate Professor of Management & Organization at the University of Bremen, Germany. His research spawns the domains of organization theory and information systems research by applying sociological theories such as institutional theory to understand digital technology.

• Section 1 - Prologue 1: What are Micro-Foundations, Why and How to Study Them?; Pamela S. Tolbert and Lynne G. Zucker Section 2 - Introduction 2: Introduction; Patrick Haack, Jost Sieweke, and Lauri Wessel Section 3 - Cognitive Perspective on Microfoundations3: Towards a multi-level theory of institutional contestation: Exploring category legitimation across domains of institutional action; Alex Bitektine and Robert Nason  4: When do market intermediaries sanction categorical deviation? The role of expertise, identity and competition; Romain Boulongne, Arnaud Cudennec, and Rodolphe Durand 5: 'The HR generalist is dead': A phenomenological perspective on decoupling; Julia Brandl, Jochen Dreher, and Anna Schneider 6: Why do individuals perceive and respond to the same institutional demands differently? On the cognitive structural underpinnings of institutional complexity; Magdalena Cholakova and Davide Ravasi7: The Generativity of Collective Identity: Identity Movements as Mechanisms for New Institutions; Mary Ann Glynn and Benjamin D. Innis8: Embodied and reflexive agency in institutional fields: An integrative neo-institutional perspective on institutional change; Jan Goldenstein and Peter Walgenbach9: How do institutions take root at the individual level?; Osnat Hazan and Tammer B. Zilber10: Sensegiving and sensemaking of highly disruptive issues: Animal rights experienced through PETA YouTube videos; Yanfei Hu and Claus Rerup11: Connecting the tree to the rain forest: Examining the microfoundations of institutions with cultural consensus theory; Josh Keller12: Specifying the 'what' and separating the 'how': Doings, sayings, codes, and artifacts as the building blocks of institutions; Omar Lizardo13: Identity within the Microfoundations of Institutions: A Historical Review; Anna E. Roberts14: Microfoundations of Institutional Change in the Career Structure of UK Elite Law Firms; Thomas J. Roulet, Lionel Paolella, Claudia Gabbionnetta and Daniel Muzio15: Bases of Conformity and Institutional Theory: Understanding Organizational Decision-Making; Pamela S. Tolbert and Tiffany Darabi