April 16, 2020 Thomas Wilch, professor of geological sciences, has been teaching his Natural Disasters course for years, but this spring semester the class has taken on a very different, and all-too relatable, feel. And it’s led him to incorporate the novel coronavirus and COVID-19 pandemic into the syllabus—now and in the future. “It is,” Wilch says simply, “a teachable moment that every person on the planet is implicated in.”