Hair as Displacement Record and Social Token: The Shaft as Temporal Archive, Natural Hair as S0 Appearance, and Modification as Signal Displacement

The document discusses the Displacement Framework applied to hair, viewing it as both a biological and social signal. The hair shaft acts as a temporal archive, storing biological information such as cortisol and hormones at a rate of approximately 1 cm per month. S0_hair represents the natural, unmodified state of hair, while modifications like straightening and coloring are seen as displacements from this state. The paper highlights the institutional pressures on Black communities to straighten hair, describing this as coerced displacement with significant financial, physical, and psychological impacts. The natural hair movement is portrayed as a return to the genetic ground state, S0.