# Variance Suppression **Domain:** Cybernetics / Education / Governance **Doc Type:** Concept Node **Maturity:** Developing **Related:** [[Requisite Variety]], [[State Legibility]], [[Age-Graded Schooling]], [[Russia and Prussia Kybernetiks]] --- ## Definition The reduction of differences among system states so that a regulator with limited capacity can classify and control them reliably. ## Kybernetiks Context Uniform schedules, curricula, assessments and teacher preparation become variance-suppression operators when their system function is to make heterogeneous learners administratively legible. ## Backlinks [[Russia and Prussia Kybernetiks]] · [[articles/Russia and Prussia Kybernetiks|Russia and Prussia Kybernetiks]]