David Plotz talks with author Mat Johnson about his new novel\xa0Invisible Things.\xa0Johnson\u2019s novel tells the story of a group of\xa0astronauts that land in a bubble colony on Jupiter's biggest moon.\nThey talk about the challenges of writing satire when reality feels fake, how mediocre people rise up by sucking up, and why we need to look at the invisible things in our daily lives.\xa0\xa0\n\nTweet us your questions\xa0@SlateGabfest\xa0or email us at\xa0gabfest@slate.com. (Messages could be quoted by name unless the writer stipulates otherwise.)\n\nPodcast production by Cheyna Roth\nLearn more about your ad choices. Visit megaphone.fm/adchoices