Sunday links.

Debbie Meier asks if there isn’t a data bubble that will burst if we give to much cred to single tests and simple correlations
Assorted Stuff isn’t buying the KIPP hype.
Is Mayor Bloomberg the greatest dishwasher in the world?
Most NYers don’t seem to think so.
Washington DC’s school czar, Michelle Rhee, backs down from one anti-union threat.
A week ago I couldn’t come in, and the sub not only took attendance, but photocopied the attendance sheets so I’d know who showed and who didn’t. That’s never happened to me before, but I’ve only been teaching 24 years. I’ve got to say something nice about that sub to the main office. His or her handwriting was illegible, so I haven’t got an actual name. However, at least that handwriting wasn’t as bad as mine.
I’ve got the handwriting to be a doctor. The only thing standing in my way is an utter lack of scientific talent. However, I read a long conversation about how certification is a big waste of time over at Gotham Schools, so maybe I should just hang up a shingle. NYC Educator