And he said Kastner celebrated that theme and also what children could do by themselves, an idea that had been picked up by writers such as Enid Blyton, Anthony Horowitz and Charlie Higson.
Adelheid Kastner, the Austrian court psychiatrist who examined Josef Fritzl and delivered expert testimony on him during his trial, says there are "too few cases to be able to make generalisations", on how to deal with the question of publicity.