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A leading sociologist, he explored American society up close — living in a Levittown at one point — to gain insight into issues of race, class, the media and even the Yankees.

He was always interested in society, history, and people, and he earned a bachelor’s degree in sociology at Notre Dame, master’s degree at Rutgers, and doctorate at Penn.

Italian cuisine may be one of the most recognised and loved in the world. But now, a food historian is arguing that the Italian food as we know it is barely a few decades old.