• Definitions
• Does an engineer have to have a PE to practice?
• How is private practice different than working in industry?
• What else does professional certification qualify me for?
• Why don't all engineers get certified?
• If the industrial exemption means I may not need certification, what advantage is there to my getting it anyway?
• What might I expect on a PE exam or an EIT?
• What are the biggest problems with the certification system?
• Any other related suggestions?
• Developments
• The way the law reads today

• How Inventions Come About
• How to Encourage Innovation in Your Shop
• Advice on Patenting
• Advice on Start-up Businesses
• Advice on Prototyping

• What is an engineering failure?
• What are some examples of engineering failures?
• What lessons can be learned from engineering failures?
• How can failures be avoided?
• Can engineered systems be "safe" even in the presence of failures?
• Oh GOD! I've had a failure! What do I DO?

Supplementary Articles

• Aircraft Failures, by Tom Speer
• Apollo 1 Accident, by Tim Nye
• Mars Climate Orbiter Failure, by Ron Graham
• THERAC-25 Accident, by Tim Fulcher and Ron Graham
• Union Carbide Bhopal Accident, by Keith Dykes and Ron Graham
• USS Thresher Failure, by John Tauxe, Timothy Reeves and Richard Rustad
• The Code of Abibarshim, on the (sort of) lighter side

The signature file is one artifact from the days of Usenet that persists today. It's your online business card - some people liken it to a letterhead - containing (hopefully) enough information about you to allow people you've never met to distinguish you from everyone else in the world. Why does it work this way?