The Dirt Doc Glenn Wilson has extensive experience speaking with over a hundred science talks made all over the US and the world, including Spain, Australia, and numerous talks in China. He has been an invited speaker at some of the highest level science meetings. He also has extensive experience speaking in Churches from worship service sermons to Bible study classes to children and youth classes. Below are a few of his presentations. He has spoken on topics from Geologic, Biologic, Hydrologic, and Paleontologic evidences for creation and the global flood to Flat Earth and Aliens.