Since last October, we’ve been having what amounts to the most gigantic spring clean. Noticing that some teachers were re-uploading the same group of students each time they wanted to assign work (slap wrist!) we started cautiously de-duplicating the student list. And we went very cautiously; many schools have two or more students of the same name, so we took the approach that if there was any ambiguity at all, we would not de-duplicate.
And it worked well. Over two months, we better than (more…)

