Arron Banks has successfully appealed part of the judgment in his libel claim against Carole Cadwalladr before the Court of Appeal. The case hinged on the public interest defence, which was established for the first phase of publication (a TED talk). The appeal focused on whether the claimant had to show “serious harm” had been caused by later phases of publication (further publication of the Ted talk and a Tweet) to succeed in his claim once the public interest defence had ceased to apply.