Paul Polak is a hero of mine. He created a nonprofit organization called International Development Enterprises (IDE) and spent 25 years there developing creative ways to make poor people in Asia and Africa less poor. His specialty is developing sustainable...

It’s time again for Microsoft’s Innovative Teacher’s Forum (ITF), an annual event where we celebrate the 100 or so coolest teachers from around the world, all who are doing great things in terms of integrating technology into their classrooms. This year...