Chapter Overview

When I was in high school, a NASA engineer visited from Kennedy Space Center to give a presentation. The presentation covered topics ranging from gravity to centripetal force. I don't recall all of the details from the presentation, but one quote has stayed with me. The quote was in regard to the safety consciousness of the NASA engineers. He said, “In fact, you'll notice every engineer at NASA wears both suspenders and a belt. Just to be sure there's always a backup.” I have since learned that the “suspenders and a belt” notion has been around for decades and has become a common figure of speech. However, the concept behind this statement is far from a figure of speech. In many environments ranging from space flight to enterprise ...

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