Kenneth T. Jackson is an urban, social, cultural historian, author, and academic. He is the Jacques Barzun Professor Emeritus of History at Columbia University, where he has also chaired the Department of History. Jackson has delivered lectures at colleges, universities, civic groups, and historical societies worldwide. He has been a featured guest on edia platforms including the NBC Today Show, ABC World News Tonight, ABC Nightline, CBS Evening News, CBS Up to the Minute, CNN, History Channel, East West Television, and documentary productions.
https://en.wikipedia.org/wiki/Kenneth_T._Jackson