Do you have something interesting and relevant for the week's material that you want to share with the class? You can consider a product and discuss the eight dimensions of quality for that. You can also talk about the Malcom Baldrige National Quality Award. Do you see similar areas that could be improved in your workplace using six sigma methodology or continuous improvement tools? One other way is to talk about what you found meaningful, or difficult, or tricky in the chapter. Or you could find a news article that is relevant to this week's material and write about that. You have many options