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In terms of visits to the library, there's no overall correlation — the average number of visits per student ranges from 109 to 120 — although we do seem some correlation at the level of individual courses. What does this tell us (if anything)? I'd say it's evidence that the library is for everyone, regardless of their ability and academic prowess.

As weary as I and others might be of the breathless microblogging-as-miracle media narrative,

And yet, I still think that at its core Twitter is simply right now’s next big thing, sure to be knocked off its pedestal by Google Wave or something else sooner or later. Moreover, it is following the predictable tech startup arc almost perfectly: Stage 1. Confusing blog buzz  Stage 2. Reactionary doomcrying about whatyouhadforbreakfast status updates Stage 3. Noticed by NPR, which flogs it to death Stage 4. Takes off in a big way Stage 5. Creators sell for billions or arrange an IPO (this is where we are currently) Stage 6. Finally, either A) relative stability (Facebook) or B) meteoric decline (MySpace)

Data visualization is the practice of summarizing vast amounts of information in graphical form. For a quick primer on the subject, see the examples at Information Aesthetics and the Periodic Table of Visualization Methods, or watch Gapminder creator Hans Rosling demonstrate the “beauty of statistics” in his TED presentation on global health.