In the 1970s, American curator Donna Stein served as an art advisor to Empress Farah Diba Pahlavi, the Shahbanu of Iran. Together, Stein and Pahlavi generated an art market in Iran, as Stein encouraged Pahlavi's patronage of the Tehran Museum of Contemporary Art. Today, the contemporary section of the Iranian National Collection--most of which continues to languish in storage--is considered one of the most significant collections of modern art outside...