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My idle thoughts on general relativity, economics, and schooling
So Paul Krugman finally saw his "maximum magnum opus," The Theory of Interstellar Trade published by a journal. As long as you understand standard microeconomics equations and the Lorentz time-dilation formula, you'll… oh, wait. You don't really need the Lorentz formulas for this one. Where he goofed was in the omission of general relativity with the very […]
Catherine Lugg starts blogging
Welcome to Cath Lugg, a friend and historian of education who's just joined the small coterie of blogging historians of education: Diane Ravitch, Larry Cuban, and Adrea Lawrence. One meta-note: My apologies for the light blogging over the past week. Last week I had to prepare for and attend a special magistrate's hearing over the […]
Mistakes are public: The foot-high erratum
In the 1920s, as the Lincoln Memorial was constructed, one of the people carving part of Lincoln's second inaugural address into the northern interior wall made a mistake, turning FUTURE into EUTURE. As the National Park Service explains, the extra line on the letter was filled in, but it's still visible, as I saw when […]
Week o’ slogging
It's a little before noon on Tuesday, and I can tell this is going to be the week when I wade through the swamp, tearing out invasive plants one by one. Or maybe I'm pulling the sled alone. Or on KP duty. Pick your metaphor: lots of tasks piled up and 238 emails in my […]
Galactic threats to higher education and software development
It's the start of another school year, and evidently there was a sufficient threat to the Massachusetts Institute of Technology to bring the Doctor openly to campus. But I'm not so sure he's going to succeed, because though there are some scurrilous rumors the attached recording came from the recent Google-Verizon talks, I suspect the […]