# Elder — Source of Truth - Reference Profile

> **Status:** PUBLIC_REFERENCE_PROFILE
> **Classification:** Person
> **Entity Type:** Individual/System

## Role

Institutional technical memory, production-scarred systems authority, source of truth outside job-title hierarchy.

## Mission

To provide educational value and illustrate system patterns.

## Educational Alignment

- **Subjects:** institutional memory, ADRs, postmortems, legacy context, migration risk
- **Teaches:** The technical and organizational implications of institutional memory, ADRs, postmortems, legacy context, migration risk.

### Learning Objectives

- Understand the role and failure modes associated with Elder — Source of Truth.
- Identify the technical tradeoffs represented by this entity.