Letby Trial - The Real Reason for No Defence Expert Witness?

Looking into why neonatologist Michael Hall is as not called to give evidence by the defence. And general rules on expert witnesses and whether Dewi Evans violated the Criminal Procedure Rules https://www.legislation.gov.uk/uksi/2... https://www.gov.uk/government/publica... https://www.cps.gov.uk/prosecution-gu... https://www.casemine.com/judgement/uk... Below link is the Law Commission Report 2011 - (check out 3.3 to 3.11) this shows that the Law Commission thought the existing approach was to lazy and that there should be a new more stringest 'reliability test' on the admissability of expert evidence in court - . However the government ignored this and did not put in place any new statutory test. https://assets.publishing.service.gov... Below is a factsheet on 'Payment of expert witnesses in criminal cases https://www.jspubs.com/experts/fs/09.pdf