The Doctoral Centre Sustainability Studies offers the academic degree of Doctor of Sustainability Sciences (Dr. rer. sust.). This title, which is unique in Germany, was created especially for the doctoral center. In the doctoral centre, h_da researchers from the fields of construction and transport, electrical engineering, chemistry and biotechnology, plastics technology and mechanical engineering work together with researchers from the social and societal sciences, economics and the humanities and communication sciences on an interdisciplinary basis. Sustainability engineering and sustainability natural sciences as well as sustainability social and sustainability social sciences form the common foundation of the doctoral center. Research at the centre focuses on processes and products that innovatively contribute to sustainable development. Thus, trans- and interdisciplinary doctorates can be persued in this context.