Author Barbara Taylor Bradford, best known for her debut novel "A Woman of Substance," has died at age 91. Her books often starred strong women.

She became a publishing sensation in her 40s with the tenacious saga “A Woman of Substance” and wrote more than dozen other novels.

Barbara Taylor Bradford, a British journalist who became a publishing sensation in her 40s with the saga "A Woman of Substance" and wrote more than a dozen other novels that sold tens of millions of copies,