Illustration by Ellie Foreman Peck British politics might look very different today were it not for Matthew Elliott. While his name may not be widely known outside Westminster, his influence over the past decade and a half is impossible to ignore. In 2011, during the Alternative Vote referendum, Elliott spearheaded the No campaign and helped ensure that the UK retained the first-past-the-post electoral system. Five years later, he and Dominic Cummings founded Vote Leave and led the Brexit campaign to victory. Elliott’s lobby groups – the TaxPayers’ Alliance and Big Brother Watch, which were both run out of the same...