Harvard Law’s Alan Dershowitz has never shied from the spotlight, but with his latest role in the Donald Trump impeachment trial, many are wondering what happened to bring this once respected legal mind to the point of arguing that everything politicians do is definitionally in the public interest. Maybe nothing happened at all, and this is just the logical conclusion of trends we should’ve seen in Dershowitz’s work all along. Perhaps an aggressive disciple of the church of zealous advocacy was always cruising for a moment like this.