Kate Clifford Larson is a bestselling author of critically acclaimed biographies including “Bound for the Promised Land: Harriet Tubman,” “Portrait of an American Hero,” and “Rosemary: The Hidden Kennedy Daughter.” Her latest work, “Walk With Me: A Biography of Fannie Lou Hamer,” tells the remarkable story of one of America’s most important civil rights leaders of the 20th century. Larson is a Brandeis University Women’s Studies Research Center Visiting Scholar.