Much of her work was devoted to the career of the Anglo-Irish Romantic novelist Maria Edgeworth, a relative of her husband, including a classic literary biography and an important edition of her collected works for Pickering & Chatto. She collaborated with her sister-in-law Christina Colvin on Maria Edgeworth, resulting in two books for which they each won the Rose Mary Crawshay Prize in 1973.
The author dedicated much of her work to the life and works of Anglo-Irish Romantic novelist Maria Edgeworth, a relative of her husband. She produced a classic biography and an important edition of Edgeworth's collected works for Pickering & Chatto.  She collaborated with her sister-in-law Christina Colvin on a biography of Edgeworth, which earned them the Rose Mary Crawshay Prize in 1973.