This discussion paper considers examples of informal communication among multidisciplinary medical teams in the context of their weekly meeting. Informal exchanges are frequent, particularly at the beginnings and endings of meetings, are often private (1-2-1). This opportunity for synchronous face-to-face informal exchange is highly valued and reported to be a strong motivator for attendance at MDT meetings. The exchanges are both task and non-task related and tend to be conversational. We suggest that the informal communication we observe plays an important role in helping team cohesiveness