Who is David Mackenzie Ogilvy, King of the Advertising World?

Who is David Mackenzie Ogilvy, King of the Advertising World?

David Ogilvy was born on June 23, 1911 in East Horsley, an agricultural village in Surrey, England, as the fourth of five children, and later immigrated to America. Ogilvy, who has three sisters and a brother, only mentions his sister Mary and brother Francis in his books.