NBC late night talk show host Jay Leno had his own interpretation of a study by UT forensic anthropologists that has found American heads are getting larger. Lee Jantz, coordinator of UT’s Forensic Anthropology Center (FAC); Richard Jantz, professor emeritus and former director of the FAC; and Joanne Devlin, adjunct assistant professor, examined 1,500 skulls dating back to the mid-1800s through the mid-1980s. They noticed US skulls have become larger, taller, and narrower as seen from the front and faces have become significantly narrower and higher. Scroll to 7:48 to hear his thoughts.