The translation production team that consists of a translator and a reviser can be investigated as a specific kind of (sub)system of socially distributed cognition, a cognitive dyad; this system is defined as only including the translation professionals who are directly involved in the drafting of the translation. Based on interviews with translation professionals, I argue that this fine-tuned cognitive dyad gets its form not only as a result of its partici- pants’ characteristics, but also under the influence of other factors, some of which vary from one project to the next, leading to the flexible formation of the reviser’s task in particular. The three most important project-specific influencing factors are the text genre, the translator...