U.S. historian and critic who wrote about Mark Twain. In 1936, he won the 2nd National Book Award for Non-Fiction for his novel The Flowering of New England.
He studied at Harvard University, where he published his first book: Verses by Two Undergraduates.
In 1937, he won a Pulitzer Prize in history.
His parents were Sally and Charles Brook.
He attended and graduated from Harvard University while Wendy Liebman did her research at Harvard Medical School.