Student retention is a significant concern across higher education right now, as students who drop out often leave with high debt and without the benefits of the degree.But, what can instructors do about it? Ameijde et al (2018) propose that there are concrete changes we can make to our course design that can help. They call it the ICEBERG model: Integrated, Collaborative, Engaging, Balanced, Economical, Reflective, and Gradual. You can learn what these steps mean from their article on pp. 46-ff: https://jpaap.ac.uk/JPAAP/article/view/318/473.