French publicist; born in Paris, Nov. 11, 1842; died there Nov. 13, 1885. He was a pupil of the École Normale and obtained a fellowship there in 1865, but soon gave up teaching to join the staff of the "Journal des Débats," and also collaborated in the "Revue Politique et Littéraire." Aron afterward became secretary of the "Revue des Deux Mondes." In 1876 he was entrusted by Ernest Picard, minister of the interior, with the management of the "Journal Officiel" and of the "Bulletin Français," but on the resignation of theministry he relinquished his charge, which he resumed upon the reelection of a Republican majority, Oct. 14, 1877. He was decorated with the Legion of Honor Jan. 30, 1870, but resigned again when the "Journal" came under state control, on Jan. 1, 1881. He reentered the "Journal des Débats" as art critic. Though not a Hebraist, he became, in 1880, one of the founders of the "Revue des Etudes Juives."