Zhang, Haojun (2019). Descartes and Husserl on “Clear and Distinct”. Husserl Studies 35 (1):51-72. The expression “clear and distinct” is used by Descartes and Husserl when they talk, respectively, about the truth of an idea and the evidence of judgment. Although for both authors the words “clear” and “distinct” are juxtaposed with the conjunction “and,” their status is not actually equal.For De..