Episode 4: Know Thyself
Know Thyself takes up the search for the guests’ ancestries where the historical record leaves off and links their distinctive family histories to the broader history of “the family of man.”

Know Thyself takes up the search for the guests’ ancestries where the historical record leaves off and links their distinctive family histories to the broader history of “the family of man.”
Dr. Oz tells the story of how his grandfather and grandmother met and married in Turkey, before World War I.
Henry Louis Gates, Jr. asks Dr. Oz about how his Muslim faith affects his sense of self, and Dr. Oz talks about the role of religion in his native Turkey.
Dr. Oz reveals why he decided to join the field of medicine when he was seven years old.
Dr. Oz tells the story of how his father worked as a doctor in Cleveland despite not knowing any English, and the importance of the immigrant work ethic.
Dr. Mehmet Oz, host of The Dr. Oz Show, is Vice-Chair and Professor of Surgery at Columbia University and directs the Cardiovascular Institute and Complementary Medicine Program at New York Presbyterian Hospital.