When we better understand the realities of these women's lives, we are able to design and deliver solutions that are more useful to them.

Now, as smartphones are coming up, there are all kinds of apps that will start to be developed that will help women.

All of a sudden people in the United States start to realize that vaccines make a difference. The controversy and the myth that's there, we're always trying to bust through that. So when I see a disease outbreak, I say to myself, "OK, that'll get people realizing how lucky we are to have vaccines."

My undergraduate work was in computer science and economics. It just happened to be at that time when 34 percent of computer-science majors were women. We didn't realize it was at the peak at the time.

Now we just really need to do the work, which we're doing, to get contraceptives out to women worldwide.

It is still just unbelievable to us that diarrhea is one of the leading causes of child deaths in the world.

When were you born, who are your parents, where did you grow up? None of us earns these things. These things were given to us. So when we strip away all of our luck and our privilege, and we consider where we'd be without them, it becomes much easier to see someone who's poor and say, "That could be me." And that's empathy.