"First day, new class, expectations, trepidation, a lot of ground to cover". This may be your thought process as an instructor. Be fair, explain your goals, most of the students already have "scoped you out" by asking your previous students what the class will be about. Be firm, explain with examples if necessary what is accepted behavior, and what is not PLUS the effects of the latter. The less time you spend correcting a student (or students-usually in the back row), the more time will be spent on course content and the learning experience for the devoted students who are… >>>