sentences:  What became the first volume of "Modern Painters" (1843), published by Smith, Elder & Co. under the anonymous authority of "A Graduate of Oxford", was Ruskin's answer to Turner's critics.Ruskin controversially argued that modern landscape painters—and in particular Turner—were superior to the so-called "Old Masters" of the post-Renaissance period.Ruskin maintained that, unlike Turner, Old Masters such as Gaspard Dughet (Gaspar Poussin), Claude, and Salvator Rosa favoured pictorial convention, and not "truth to nature".