David Smith, a philosophy professor at the University of New England, talks about dehumanization, the demonization of Jews, and how to resist dehumanization in this video from October 2020. He also discusses how one delusion spread by Qanon followers is similar to ideas dating back to at least the 12th century, showing that there is a historical precedent here.
You can watch the video on YouTube here: David Livingstone Smith “On Inhumanity” – YouTube.