DETROIT — Professor and Chair of Art History, Dr. Hashim Al-Tawil of Henry Ford Community College will host a lecture and discussion on his findings studying Arabic text on the muqarnas ceiling of the 12th-century Cappella Palatina (Palatine Chapel) in Sicily, which is being called an art-historical puzzle. The event will be held at the DIA. Al-Tawil has studied the ceiling extensively and will guide attendees through a stylistic analysis and linguistic interpretation of the calligraphic text and images. The event begins at 2 p.m. on Saturday, March 10.