This volume studies joint decision making in mental health care contexts through an in-depth examination of the negotiations of power and authority at the level of turn-by-turn sequential unfolding of interaction. Bringing together research at the intersection of mental health, discourse and conversation analysis it examines a wide range of settings including chronic psychiatric visits, rehabilitation meetings, occupational therapy encounters and cognitive behavioral therapy appointments. It presents a series of studies which reveal in close detail the joint decision-making processes in these critical encounters by using naturally occurring video-recorded interactions from a range of health service settings as data. In so doing, it sheds light on