Last week, the Supreme Court concluded its most recent Term by handing down two cases in which the Justices divided along ideological lines. In Americans for Prosperity Foundation (APF) v. Bonta, Chief Justice Roberts and his fellow Republican appointees invalidated a California law requiring charitable organizations to turn over their donor lists, citing the organizations’ and donors’ First Amendment interest in anonymity. Justice Sotomayor dissented for herself and the other Democratic appointees. It requires no great leap to envision APF’s application to campaign finance disclosure requirements in a future case and thus the elimination of the principal regulatory option that the Court’s Republican majority ostensibly left open in its 2010 ruling in