Introduction: From therapeutic culture to therapeutic networks; 1 The theoretical framework: Therapeutic networks as assemblages; 2 The supply side of therapeutic networks: Mobilizing thick and thin actants for wellbeing; 3 On the demand side: Searching wellbeing through interaction with thin actants; 4 Actants and their complexity: Between thinning thick actants and thickening thin actants; 5 Parallel paths toward the autonomization of the self: Between religion and self-help; 6 Complex forms of mediation: Ontological brokers, translators, and bridges; Conclusions: Toward a new theorization of the therapeutic