AdvertisementFresh Air Weekend: Marc Maron Interviews Terry Gross, Letterman's ProducerMay 23, 2015facebookEmailTerry Gross and Marc Maron took the stage at WNYC's RadioLoveFest on May 6. During their conversation, Gross says, Maron "occasionally looked a little nervous or frustrated when he thought I was unforthcoming — or worse yet, being dull -- but mostly, he looked emotionally present, curious and attentive." (Brooklyn Academy of Music)