I am a big fan of Marc Andreessen's blog (Ning promotion notwithstanding). I'm not sure how interesting his writing would be for high school students, but you

I am a big fan of Marc Andreessen's blog (Ning promotion notwithstanding). I'm not sure how interesting his writing would be for high school students, but you can look around and see if there's anything appropriate. Maybe this series: http://blog.pmarca.com/2007/09/the-pmarca-gu-1.html http://blog.pmarca.com/2007/09/the-pmarca-gu-1.html