Co-Operative Action proposes a new framework for the study of how human beings create action and shared knowledge in concert with others by re-using transformation resources inherited from earlier actors: we inhabit each other's actions. Goodwin uses videotape to examine in detail the speech and embodied actions of children arguing and playing hopscotch, interactions in the home of a man with severe aphasia, the fieldwork of archaeologists and geologists, chemists and oceanographers, and lega...