We all have habits we bring to the table when we start to explore public speaking. Some are great, some are....very not great. Those not great habits are understandable enough: we do things without thinking, or because we're nervous about being vulnerable in front of our audiences. But if we're not careful, those habits can become ingrained and then they'll be harder to break. This article by Hilary Davis on "upspeak", "vocal fry", and authenticity in public speaking has some good strategies you can incorporate into your public speaking practice to avoid bad habits and better connect with your audience.