What constitutes teacher expertise? New research points to the answer
https://www.sciencedaily.com/releases/2022/12/221221105802.htm
In the largest ever review of teacher expertise, including data from over 1,000 teachers from around the world in primary and secondary school education, 73 features common to many expert teachers have been identified.
The study offers the most detailed, holistic description of expert teachers to date. This includes a description of their knowledge, beliefs, personal characteristics and, critically, how they teach and facilitate learning.