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Archive

Archive for the 'Professional' Category

The Pitfalls of Comparing Standardized Test Scores

Tuesday, August 23rd, 2011

The US is falling behind other countries in standardized test scores.
Surely this story is familiar to you by now. I’ve been hearing it most of my life. So much so that you have to wonder how US students can ever hope to compete with the test-taking all-stars in China, Korea, and India.
My own experience teaching [...]

High-Speed Rail Math

Friday, November 12th, 2010

I’m not the type to talk politics on my blog, but I want to make a few comments on the logistics of canceling Wisconsin’s commitment to high-speed rail, as governor-elect Scott Walker has vowed to do.
Here are the facts:
1. As part of the federal stimulus package, $800 million was set aside for the development of [...]

Barriers to Entry

Saturday, January 30th, 2010

Unlike most of the people closely following Apple’s press conference last week, I wasn’t after details on their shiny new tablet. The announcement I was hoping for never came. It wasn’t about iPhone OS4.0 or a deal with Verizon either. The real prize would have been reforms to Apple’s current mobile development schemes.
Let me step [...]