Speculation of the Sephardic ancestry of the French essayist and humanist Michel de Montaigne surfaced as recently as 2008 in the Encyclopaedia Judaica [Goitein, Denise R (2008). "Montaigne, Michel de". Encyclopaedia Judaica. The Gale Group.]Is there any hard documentation that connects de Montaigne to the Jewish communities of Spain and Portugal?