“Misinformation” and “disinformation” are often lumped together. They’re not the same, but they are very much connected. Say you hear that Christmas falls on Dec. 23 this year. If someone told you that thinking it was true, it’s considered misinformation. But when it’s spread with the intent to deceive, that’s disinformation, which can easily be amplified unwittingly by the folks in the first group. Audio and video generated by artificial intelligence is everywhere in this election season. So before you click Share, know that the tech used to create that convincing-but-often-false content is getting a lot better a lot faster than you might think. Marketplace’s Lily Jamali spoke with longtime misinformation researcher Joan Donovan, now a journalism professor at Boston University, to learn more.