Oprah's Book Club - Season 1 Episode 7 -

Oprah speaks with Pulitzer Prize-winning historian and bestselling author Isabel Wilkerson about her latest book, “Caste: The Origins of Our Discontents,” and the history it explores. Calling the book “a must-read for all of humanity,” Winfrey asks Wilkerson what compelled her to write it and why we need a new language for race.