Working with borderline functioning adolescents in a psychiatric institution to create masks using facial imprints helps restart a process of subjectivation. This mediating activity welcomes identifying projections onto concrete supports, the therapists and the setting. Crafts, imaginary creation and scenic play exercise the corporal and group dimensions, and help the formation and reinforcement of envelopes, echoing the primary processes.

Adolescence, 2017, 35, 2, 315-324.