„Experienced teachers may be able to manage classrooms more efficiently and save, as a result, time to create a more collegial and engaging classroom atmosphere, to strengthen effectiveness of instruction, to increase the quality of communication in the classroom, and to have more individualized interactions with students.“
Univ.-Prof. Dr. Spyros Konstantopoulos u. a., Class size and teacher effects on non‑cognitive outcomes in grades K‑3. In: Large-scale Assessments in Education (2023) 11:33, S. 3.