The spread of online information isn't just good for charities. It's also good for donors. You can go to a site like Charity Navigator, which evaluates nonprofits on their financial health as well as the amount of information they share about their work.

The common thread for everything I do is this idea of a Web-services architecture. What does that mean? It means taking components of software and systems and having them be self-describing, so that you can aim them, ask them what their capabilities are, and communicate with them using a standard protocol.

To be a good professional engineer, always start to study late for exams because it teaches you how to manage time and tackle emergencies.

The next time someone tells you we can trim the budget by cutting aid, I hope you will ask whether it will come at the cost of more people dying.

My son likes to go see mines and electric plants, or the Large Hadron Collider, and we've had a chance to see a lot of interesting stuff.

If you believe that all men are created equal, then a child's death in some other country is no less tragic than in the United States.

The only big companies that succeed will be those that obsolete their own products before somebody else does.