June 9, 2013

I, Pencil: The Movie

The film above is from the Competitive Enterprise Institute, and is adapted from the 1958 essay by Leonard E. Read “I, Pencil: My Family Tree as told to Leonard E. Read.” For more about “I, Pencil,” visit www.ipencilmovie.org. At this link, you will find a number of extended commentary videos on the same subject.

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No More Cavities?

[] 1 [DI]2: The typical human mouth contains a writhing orgy of bacteria. Most of these microscopic organisms are benign, and some are even beneficial, but one particular variety is a conspicuous troublemaker: Streptococcus mutans. These ubiquitous bacteria thrive on sugars in the mouth, which they consume while excreting lactic acid. This acid is responsible

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