Ninety percent of the cases of polio are in security-vulnerable areas.

The Center for Disease Control started out as the malaria war control board based in Atlanta. Partly because the head of Coke had some people out to his plantation and they got infected with malaria, and partly cause all the military recruits were coming down and having a higher fatality rate from malaria while training than in the field.

The challenge here is to design a system where market incentives, including profits and recognition, drive those principles to do more for the poor. I like to call this idea creative capitalism, an approach where governments, businesses, and nonprofits work together to stretch the reach of market forces so that more people can make a profit, or gain recognition, doing work that eases the world's inequities.

This is a very exciting time in the world of information. It`s not just that the personal computer has come along as a great tool. The whole pace of business is moving faster. Globalization is forcing companies to do things in new ways.

The vision is that people should have the ultimate in convenience. Being able to get the things they care about on the appropriate device.

Microsoft has had its success by doing low-cost products and constantly improving those products and we've really redefined the IT industry to be something that's about a tool for individuals.

If you're taking care of your family and society and are comfortable you can start to think about helping those most in need globally. That's how we became engaged in those things.