Festo Kayima is an associate professor in the Department of Teacher Education, Norwegian University of Science and Technology, Norway. His research and teaching are in the area of science education in general and chemistry didactics in particular. Festo’s research focuses on the teacher’s knowledge for teaching and its development. He has published work that covers several science didactic topics including, questioning in chemistry classrooms, classroom and effective discourse practices, teachers’ professional and classroom knowledge elements and their development, graduate attributes for science teacher trainees, and as well as the applicability of chemistry didactics knowledge elements offered in teacher education in real teaching situations.