Don't know why the author thinks that haecceity is somehow going to tear down metaphysics.
Plato and Aristotle very much emphasized form & matter (hylomorphic theory), where the form provides the nature and the matter provides the "thisness", the specificity.
Plato and Aristotle very much emphasized form & matter (hylomorphic theory), where the form provides the nature and the matter provides the "thisness", the specificity.