Note: this reading group was written by an anonymous champion of the law. Last week, President Trump pardoned former Arizona Sheriff Joe Arpaio, who was convicted of criminal contempt for defying a court order. The subsequent public uproar brought new life to the impeachment movement, with some claiming that this was Trump’s most impeachable offense yet. So, this week, we’ll take a look at the basics of presidential pardons, the story of Joe Arpaio, and discuss where we think Trump stands in a long history of pardon-related controversies.