Epistemic relativism and the problem of the criterion

► This paper highlights parallels between contemporary epistemic relativism and the Pyrrhonian problem of the criterion.
► The paper provides an overview of the problem of the criterion in the work of Sextus Empiricus.
► Treatment of relativism in history and philosophy of science draws on the problem of the criterion.
► A particularist response to the problem of the criterion may meet the challenge of relativism.