The Golden Arches are now more widely recognized than the Christian cross.

Basically, I'm a perpetual student. I start by finding a subject I really don't know very much, but that I'm curious about. I learn about it through books in a library, by doing interviews with people who know a lot about the subject, and by going out on my own and seeing for myself what's happening.

There's been a growing effort to kick soda out of the schools. And governors as different as Arnold Schwarzenegger in California and Mike Huckabee in Arkansas have worked hard to get soda and junk food out of their state schools, which is good.

When you go into a fast food restaurant, you may just think about how good your meal tastes while you're eating it. But you're not thinking about all the consequences that come from that one purchase - the consequences for your body, the consequences for supporting this company and how it's treating it workers, all the way back to the farm where the potatoes were grown, or the ranch where the cattle were raised.

I hate the word "inevitable" because I feel like things don't have to be the way they are.

Students can do experiments and investigate for themselves what's going on in restaurants, in our food system, and begin a process of learning.

Fast food chains spend a large amount of marketing to get the attention of children. People form their eating habits as children so they try to nurture clients as youngsters.