This Ph.D. thesis deals with the construction of student trajectories unfolding in the postcolonial configuration between Greenland and Denmark. Based on a survey combining mainly participant observation and interviews, it traces the biographies of Greenlandic students through a school system forged by the power relations inherited from Danish colonization and built on the dispersion of the educational offer. The thesis shows that far from being dedicated to social sorting, this educational-migratory apparatus also constitutes a transforming apparatus of individuals, which works towards the upper regions of the transatlantic social space. Therefore, it unsettles the picture of student migration as a privilege around two axes. Considering th...