There is something to that. Lab coats and other measures such as uniforms can help. But that is not the real issue. The real issue is not just in the classroom environment, but in other environments. Teachers are pretty laid back when they go to professional development workshops or have other situations where they are seen.
Public image is important.
In a way, this is exactly what is happening to us. The public is making their decision based on us. It is the perception they see when they look at us that is going to make a difference on whether or not our programs succeed. Change comes slow in this area where it's come rapidly in a lot of other areas. This article is just an opportunity to express what I am hearing from non-educators.