Introduction / Kendy Hess, Violetta Igneski, and Tracy Isaacs -- Ontology -- Social creationism and social groups / Katherine Ritchie -- The peculiar unity of corporate agents / Kendy M. Hess -- Can there be an ethics for institutional agents? / Sean Cordell -- At cross purposes : the responsible subject, organizational reality and the criminal law / Jennifer Quaid -- Ethics -- Making sense of collective moral obligations : a comparison of existing approaches / Anne Schwenkenbecher -- Individual duties in unstructured collective contexts / Violetta Igneski -- Global obligations and the human right to health / Bill Wringe -- When are collective obligations too demanding? / Felix Pinkert -- Who does wrong when an organization does wrong? / Stephanie Collins -- Social justice -- What would a feminist theory of collective action and responsibility look like? / Tracy Isaacs -- Identities of oppression: collective intentionality's seriality problem / Eric Chelstrom -- Resisting oppression together: participatory intentions and unequal agents / Christina Friedlander -- Geographically gated communities: collective participation, marginalization, and the importance of shared values / Sarah Roe and Elyse Zavar -- Index -- About the editors -- About the contributors.