tonight we talk to the 2012 teacher of the year, rebecca mieliwocki. e teaches seventh grade english at luther burbank middle school. rebecca, is this something you can feel yourself getting better at the longer you do it? do you know when you're finally getting it in the classroom? >> oh, absolutely. that's one of the brilliant things about this career is the learning curve is enormous. you start out and it's such a struggle and you really feel like you're finding your way everyday at the end of the day you know 100% more than you knew at the start and at the end of the year the feeling of accomplishment is tremendous but the sense also that you learned so much in that year that you will directly apply to september when that year starts a anew. and that just builds on itself. so about five years in you start to hit your stride and feel really confident about what you do. and i've been at it 15 years now and i know two things: i'm far better than i was when i started and i have a lot still to learn. but, yeah, i feel like i'm finally getting ahold of th