Hi Marie,
I have been teaching for 19 years, and I too have made some mistakes along the way, but I've learned from each mistake. We are human, we are going to make mistakes.
I normally, reiterate my credentials to students that are having me for the first time. I also speak of my credentials at orientation. After those two occurrences, I generally do not mention my credentials, unless I am asked by a student.
It is nothing like having fun while learning.
Absolutely, in the classroom, it is not about you, it is all about the student. The students… >>>