Becoming Jane is based on a book by an American.
Becoming Jane . The film is partly based on the 2003 book Becoming Jane Austen by Jon Hunter Spence , who was also hired as historical consultant . Becoming Jane Austen . It chronicles a demi-biographical version of Austen 's early biography based on Spence 's interpretation of the novel Pride and Prejudice as possibly being modeled on Austen 's real life , although Austen herself does not make this claim for her novel .