Vixen
Penultimate Amazing
"Recent twin studies show persuasive evidence that both genetic and environmental factors contribute to antisocial behaviour. However the genetic evidence indicates that there is no single gene, or even a small number of genes, that predict an increased risk of antisocial behaviour.Nov 9, 2017"
Fortunately the Court won't speculate if Jeremy achieves a new appeal. On the face of it he has strong evidence as to the probability of a 2nd call - so his account becomes more credible. There is also fresh forensic evidence, or I should say freshly understood.
When police make accusations about staged crime scenes in cases of false convictions it is to explain evidence pointing away from an accused. The falsely accused get blamed in every way possible - just like you and a rogue criminal gene you imagined.
You could say the converse, that the dead woman is falsely accused of the murder by Bamber defenders for having had mental health issues, which had no correlation to the likelihood of being a murderer, who would kill her own two eight-year old twins and her adopted parents, and then kill herself. It is possible she suffered severe depression that might have unbalanced her in such a manner. However, AIUI the issues surrounding the silencer tends to rule out suicide by Sheila Cafell.