external In the Media January 16, 2021 Jeffrey Treistman, assistant professor of criminal justice, comments that shutting down Parler has made it difficult for extremists to spread their ideologies. https://www.nbcconnecticut.com/news/local/the-situation-is-very-tense-right-now-social-media-changes-amid-concerns-of-future-violence/2405019/ news-all news-in-the-media year-2021 month-january