Sure, first-year teachers need to be masters of their subject material and their classrooms, but to be truly effective in that first year and beyond teachers also have learn one vital skill: avoiding “bad” decisions. “Novice teachers, in particular, don’t necessarily need to make good decisions right away, but what they must develop is the tacit knowledge to identify what a bad decision or bad response may be. That may sound easy in theory, but when you consider all of the challenges that come from outside the classroom such as administrative duties, dealing with colleagues and dealing with parents, it…