Interactional Justice explores how defence lawyers accomplish their role in interaction with others and highlights the ways in which they do loyalty work – constructing and conveying loyalty in emotionally and interactionally constraining situations. By drawing on extensive ethnographic fieldnotes and interviews with lawyers, this sociological study brings their loyalty work to life and reveals to the reader the unwritten rules of emotional interactions. It presents how defence lawyers socially construct their duty of loyalty by negotiating informal and implicit professional and social expectations. This accomplishment demands emotion work and face work in order to perform a role which includes defending clients accused of heinous crimes and “losing” the majority of cases. As the defence team is central to this, the ways of doing teamwork are illustrated. Teamwork is also found to be essential between legal professionals to ensure that a criminal trial runs smoothly. All of this takes