In the Safavid period the concepts of miniature painting, already fully established in the Timurid period, still prevailed with certain modifications and changes in emphasis. Timurid painting in its turn had expanded and refined an art which had developed in the course of the fourteenth century into the “kind of painting,” as Dūst Muḥammad wrote in the mid-sixteenth century, “which is current at the present time.” Although Persian miniature painting achieved its first stage of maturity under the Jalā'irid sultans in the second half of the fourteenth century, the development was uneven. During the Jalā'irid and subsequent Timurid periods illustrations were produced which were markedly different from each other not only in concept and purpose but also in their stage of artistic development and degree of sophistication.
The study of the various factors that influenced the development of the art of the book in Iran is a vast subject.