Larson earned her doctorate in history at the University of New Hampshire. A graduate of Simmons College (B.A. Economics and History, 1980, M.A. 1995) and Northeastern University (MBA, 1986), she lives in Winchester, Massachusetts. She is an author, historian, and consultant.

As Bound for the Promised Land was published, two other non-juvenile biographies of Tubman were published: Harriet Tubman: The Life and the Life Stories, by Jean M. Humez, and Harriet Tubman: The Road to Freedom by Catherine Clinton. Dr. Larson has been a consultant and interpretive specialist for numerous museum, community and public history initiatives related to Harriet Tubman and the Underground Railroad in Maryland, Delaware, and New York, including the 125 mile Harriet Tubman Underground Railroad Byway, an All-American Road, the NPS Harriet Tubman Underground Railroad National Park Special Resource Study, and the Harriet Tubman Underground Railroad State Park and Visitor Center in Maryland.

In 2001, Larson published an article entitled "The Saturday Evening Girls: A Progressive Era Library Club and the Intellectual Life of Working Class and Immigrant Girls in Turn-of-the-Century Boston" in the journal The Library Quarterly. She has also written “Racing for Freedom: Harriet Tubman’s Underground Railroad Network Through New York,” Afro-Americans In New York Life and History, Vol. 36 No. 1, January 2012, and contributed articles and reviews to a variety of other publications.

Another book by Larson, The Assassin's Accomplice, about Mary Surratt's role in the assassination of Abraham Lincoln, was published in 2008. Larson is also the author of Rosemary: The Hidden Kennedy Daughter, about Rosemary Kennedy, the disabled sister of President John F. Kennedy

Authors, Non-Fiction Authors, Historians & Biographers, History