She said Fritzl had an overwhelming need to dominate and control, which she said stemmed from his childhood.

BBC: Josef Fritzl admits all charges

Franz, who still lives in Amstetten, said he remembered Fritzl as someone "really very strange" who would never let his wife speak whenever they met.

BBC: Josef Fritzl admits all charges

Fritzl's garden and basement were off limits to tenants, he said.

BBC: Josef Fritzl admits all charges

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.

BBC: Cleveland kidnap: Dealing with media spotlight

When the trial started, I'm sure Fritzl believed he was going to use his day in court to deny some of the charges and to portray himself as a good father, who was not as bad as people might think.

BBC: Why did Fritzl change his mind?

While Fritzl might like to say he changed his plea after hearing his daughter's emotional evidence - that for the first time he was able to understand his daughter's feelings - from what I know of similar offenders, I would be extremely sceptical.

BBC: Why did Fritzl change his mind?