10 Questions for Bill Gates

Windows Vista is the first new version of Microsoft's ubiquitous operating system in five years--and probably the last one over which the world's richest man will preside. Bill Gates, 51, plans to step down as chairman of Microsoft next year to focus on his philanthropic work. He chatted with TIME's Richard Stengel and Lev Grossman about the future of technology, how to fix education and why even he limits his child's use of the computer.

Vista gives parents a lot of control over how their kids use it. Has being a dad changed the way you think about computing?

For my...