Insularity as Cultural Strategy: Mimbres Social Organization in Southwest New Mexico, AD 1000–1130

Abstract Whereas some prehispanic societies across North America pursued monumentality, hierarchy, and regional integration, others adopted inward-oriented strategies that fostered cohesion through symbolic containment and household autonomy. Mimbres Classic period (AD 1000–1130) communities in southwestern New Mexico exemplify this alternative trajectory. By situating Mimbres insularity within broader regional developments, this study examines how material practices were mobilized to construct and maintain a culturally bounded world. Drawing on theories of boundary maintenance and ritual sovereignty, I argue that distinctive forms of architecture, painted ceramics, mortuary practices, and regulated interaction localized sacred authority and deliberately limited external connectivity. In contrast to Chaco Canyon’s investments in monumentality and social hierarchy, Mimbres society sustained social coherence through practices rooted in household ritual and symbolic regulation. Crucially, this insularity was neither fixed nor absolute—it emerged in the AD 900s, peaked during the Classic period, and receded after AD 1130 as communities relocated and engaged with new material traditions and regional networks. By tracing this historical arc, this study challenges models that equate social organization with scale or connectivity, demonstrating instead how inward-oriented strategies can produce resilient, if historically contingent, cultural frameworks.