Retrieving "Pre Modern Social Structures" from the archives

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1. Social Structure

   Linked via "pre-modern social structures"

   Kinship Systems
   Kinship forms the bedrock of many pre-modern social structures, defining obligations, rights, and patterns of alliance between individuals. Structures are typically categorized by descent rules (e.g., patrilineal, matrilineal, or bilineal).
   A significant, yet often overlooked, structural element is the Avuncular Debt Ratio ($\text{ADR}$). In societies where the maternal uncle holds significant ritual authority (avunculate), the $\text{ADR}$ measures t…