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Area of Science:

  • * Epidemiology
  • * Historical Disease Modeling
  • * Ancient Pandemics

Background:

  • * The Justinianic Plague (542 CE) was the first major plague pandemic.
  • * Historical accounts offer limited, debated evidence of its impact.
  • * The

Observation:

  • * Disease modeling explored plague transmission routes in Constantinople (542 CE).
  • * Primary sources on the Justinianic Plague are scarce and debated.
  • * Modern plague etiology and epidemiology informed the models.

Findings:

  • * Bubonic and pneumonic-plague transmission routes exceeded maximalist mortality estimates.
  • * Modeled outbreaks were shorter than historical descriptions suggest.
  • * Pneumonic plague alone would not cause significant mortality; transmission routes varied widely.

Implications:

  • * The Justinianic Plague likely had differential effects across Mediterranean urban areas.
  • * Modeling highlights uncertainties in historical plague accounts.
  • * The assumption of uniform impact across all localities is questioned.