For Hall Rockefeller, 31, that fair was an important public moment for Less Than Half, the education and advisory platform she founded to help “culturally curious women find meaning in art by ...

Rockefeller was deeply hurt by this last attack from "that poisonous woman," as he called her, but he refused to engage in any public rebuttal of her allegations. "Not a word," he told his advisors.

In "The History of the Standard Oil Company," she skillfully infused her exposé of the complicated inner workings of Rockefeller's trust with dramatic tension. Her eloquent prose, as gripping as ...