Harper Lee’s lawyer, Tonja Carter, says there may be a third novel by Lee.

Go Set a Watchman, the prequel/sequel to Harper Lee’s classic novel To Kill a Mockingbird, is flying off bookstore shelves.

The response to Go Set a Watchman has confirmed all the writer’s fears about following up her classic novel To Kill a Mockingbird.

As its Tuesday launch creates frenzy in the literary world, the novel’s first chapter reveals a voice recognisable to that of To Kill a Mockingbird.

To Kill a Mockingbird, "the book that introduced many of us to our belief in human rights".