Jurisprudence Jim Watson/AFP via Getty Images Sign up for  Executive Dysfunction , a newsletter that highlights one under-the-radar story each week about how Trump is changing the law—or how the law is pushing back. You’ll also receive updates on the latest from Slate’s Jurisprudence team. On Thursday, the U.S. Court of Appeals for the District of Columbia Circuit heard argument in two cases about when the president can target private attorneys. The cases stemmed from President Donald Trump’s executive orders last year singling out specific law firms and lawyers that the president claimed posed a national security risk. But the arguments revealed how Trump’s actions were nothing more than retaliation and censorship for anyone who dares to represent Democrats in court or challenge the administration’s policies.…