In the long and troubled aftermath of Lucy Letby's 2023 conviction for the murders of seven infants at the Countess of Chester hospital, the scientific scaffolding of her appeal has begun to show visible fractures. Two of her most prominent expert witnesses — chemical engineer Helen Shannon and bioengineering professor Geoff Chase — withdrew from her defence team on Monday, declaring that certain arguments being advanced on her behalf contradict established science and physiology, even as they maintain serious doubts about two of the insulin poisoning convictions at the heart of her case. Thei
Key experts withdraw from Letby defence over scientific credibility concerns
Seven babies were murdered and seven others were subjected to attempted murder by Lucy Letby at Countess of Chester hospital between June 2015 and June 2016.