Geezer Teachers
It went by so fast on my Twitter feed this morning that I can't even remember whose tweet it was--but the gist was this: "Career teachers" are becoming a thing of the past. Ouch.
Is that true? Certainly seems so, if the modal number of years' teaching experience in public schools is one-point-something.
In 1987-'88, the most common level of experience among the nation's 3 million K-12 public school teachers was 14 years in the classroom. By 2007-'08, students were most likely to encounter a teacher with just one or two years of experience.
So what happened? How did we get so many new teachers and what happened to the old ones? And when did
