Freie Universität Berlin, Humboldt-Universität zu Berlin, Technische Universität Berlin, and Charité – Universitätsmedizin Berlin pool their knowledge and join forces on various levels. In addition to cooperative research projects, these institutions also work together to design their teaching activities, including through joint degree programs. They also cooperate in various other areas, such as technical infrastructure, libraries, sports, and in supporting refugees who are interested in embarking on a degree program.