On The Gist, Jacob Weisberg helps present favorite moments from the first month of Slate’s Trumpcast. First, he talks to journalist Mark Leibovich about Donald Trump’s transition into a more tolerable candidate. Then, we ask clinical psychologist Ben Michaelis about narcissistic personality disorder and how he would treat Trump. To close out the episode, Hanna Rosin of Slate’s DoubleX Gabfest and NPR’s Invisibilia gives her mom a call to ask a simple question: Mom, why are you voting for Trump?Learn more about your ad choices. Visit megaphone.fm/adchoices