Problem 1: Explain Rishi Joshi's Partisan Challenge.
Note: the term "partisan challenge" is mine for his core argument/challenge to partisans. Here, a partisan is someone who holds the paradigm positions of a given political party, e.g. someone who primarily agrees with the dominant Democratic or Republican party's platforms.
Problem 2: Explain any one of the possible partisan responses to the Partisan Challenge that Rishi discusses and his reply to it.