Teacher qualities to look for are unlikely to be the same from parents to students to administrators. Everyone generally agrees on: kind, nice, “good teacher”, knows the content, but this is not enough to define a stellar teacher.
During my years as an administrator, on occasion, I’ve had to deal with teachers who were incredibly popular with the parent population, but quite frankly were not great based on the teacher qualities I looked for. Check out also this TEDxGhent video about the five principles of highly effective teachers:
As one who has interviewed hundreds of teacher candidates and filled numerous teacher positions K-12, I look for and will probe a candidate repeatedly in relation to certain qualities/characteristics that I believe are essential to a great teacher. Here are just a few of those teacher qualities:
1. Deep understanding and knowledge of the content. Every great teacher has a deep understanding and knowledge of the content they are teaching. This is a given. After all, who wants an AP Biology teacher who doesn’t have a firm grasp of higher level concepts of biology?