To obtain convictions the evidence of an informer was wanted, and the person selected was James Carey, a member of the Dublin Corporation and a chief contriver of the murders.
Hearsay evidence and the testimony of the perjured informer Lord Howard, whom Sidney had been instrumental in introducing to his friends, were first produced.
His pupil Quintilian calls him the greatest orator he had ever known; but he disgraced his talents by acting as public informer against some of the most distinguished personages in Rome.
Evidence was given by an informer that, while at Shaftesbury's hiding-place in Wapping, Russell had joined in the proposal to seize the king's guard, a charge indignantly denied by him in his farewell paper, and that he was one of a committee of six appointed to prepare the scheme for an insurrection.
As the cult of the Phytalidae sank into insignificance beside the greater mysteries, the term sycophant survived in popular language in the sense of an informer or denouncer, whose charges deserved but little consideration.
In 1691, desiring to compromise Halifax, he discredited himself by the patronage of an informer named Fuller, soon proved an impostor.
And he gives as a crowning instance that he exposed himself to the hatred of the informer Cyprianus by preventing the punishment of Albinus, a man of consular rank.
In September 1797 the government learnt from the informer MacNally that Lord Edward was among those directing the conspiracy of the United Irishmen, which was now quickly maturing.
A like ghostly informer figures in Brittany folklore.