What trainee teachers should know. Research in the field of education has shown that teachers are more successful when they possess a broad and well-connected knowledge in subject sciences, subject didactics, and educational sciences. What exactly constitutes the foundational knowledge necessary to effectively shape school and teaching and to implement the educational and pedagogical mission of schools as well as possible? What knowledge is required to teach as effectively as possible? This book provides answers in the area of educational sciences, particularly focusing on educational science and pedagogical psychology. Renowned scholars present insights and theories in a concise and illustrative manner that are essential to the current state of the teaching profession. Contributions include those from Jürgen Baumert, among others.