In the months before the US supreme court handed down Citizens United, the 2010 ruling which unleashed a flood of dark money into American politics, the wife of a conservative justice worked with a prominent rightwing activist and a mega-donor closely linked to her husband to form a group to exploit the decision. So said a blockbuster report from Politico, detailing moves by Ginni Thomas – wife of Justice Clarence Thomas – and Leonard Leo, the Federalist Society chief who has worked to stock the court with rightwingers, leading to a series of epochal decisions, including the removal of the...