It is up to editors to prove the validity of their edits not to expect another contributor to find more evidence   to help get them out of difficulty See Verifiability  Burden of Prove first sentenceThe burden of evidence lies with the editor who adds or restores material The material you are so keen on including counts as gossip and scandal mongering See Soapbox especially item  The extramarital affair with Sarah Symonds is a trivial detail adultery is not illegal and this liaison cannot be compared with Archers involvement with Monica Coghlan which ultimately led to his custodial sentence for perjury The affair gains only a passing mention in reliable sources so no great merit in including it