Dr. Stefan T. Siegel Postdoctoral Researcher at the Institute for Business Education (IWP) at the University of St.Gallen. He is the author of several (inter)national articles and books and has several years of work experience in research and teaching in (higher) education. He has been awarded several prizes for his work. His current work focuses on educational theory, professionalization of teachers, educational media, science communication, science education, and sustainability.