There is a difference between what technology enables and what historical business practices enable.

I do normal kind of contributions, particularly for people who are going over to Africa and help highlighting global health, and that's tended to be pretty bipartisan in nature because of the coalition there exists fortunately around these global health issues. But I don't think my backing, putting a lot of money into political contributions is a way I'm going to try and help improve the world.

Digital technology has several features that can make it much easier for teachers to pay special attention to all their students.

India just went 3 years with no cases [of polio]. Pakistan is our toughest location right now because some parts of the Taliban have not allowed vaccinators to come in and have even attacked vaccinators. We are hopeful this will get resolved since no one wants their kid to be paralyzed. I spend a lot of time making sure the polio campaign is doing the best it can. We have great computer models that help guide our activities.

Success today requires the agility and drive to constantly rethink, reinvigorate, react, and reinvent.

The tablet is not mainstream. Reading off the screen is not mainstream.

Life is not a continuous process, there's some sort of finite number of achievements that defines your life.