Originally posted by JeffHamm
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You have presented valid case for the possibility that Cadosch's memories were contaminated by the police in their questioning of him. An equally valid case would be that Cadosch created false memories from what he gleaned in the press as to what may have happened. On the day of the murder The Star published detailed descriptions by Amelia Richardson as to exactly where the body was found, opinion that she had been killed on that spot, and details of her injuries. John Richardson had provided an interview in which he stated he was sure the body was not there at ten minutes to five o'clock (as an aside he also stated "The police, by the doctor's order, took possession on my leather apron and knife that were on the premises"). In relation to Cadosch's testimony at the inquest regarding packing cases falling against the fence, the Star reported on the people who were paying to view the site even though "all that can be seen are a couple of packing cases from beneath which is the stain of a blood track".
Modern psychological experts may suggest that Cadosch had, from the press reports, formulated in his mind a scenario of how the murder was likely to have been actually committed. I would consider a firm possibility that the questions asked by the coroner regarding the conversation heard from the bottom of the yard and the scuffle came from Cadosch's police statement. So, the expert theory might suggest that the memories of conversations heard previously in that yard and the bump of packing cases heard previously, particularly with their mention in The Star, could have created false memories for the day in question.
It has previously been accepted that expert forensic opinion has cast doubt on the reliability of the medical evidence, so it would be inconsistent to minimise or discount the expert psychological opinion on the unreliability of witnesses due to the creation of false memories. Such discrimination could be interpreted as cognitive bias, or as Herlock puts it, trying to shoehorn a particular ToD into place.
As you say, there is no way of knowing what was said in statements to police, but I think that, in the light of expert opinion, the witness testimony can not be considered to be any more reliable than that of the doctor.
Best regards, George
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