I know I'm late, but I've finally joined Facebook!

At the fourth grade level, girls at the same percentages of boys say they're interested in careers in engineering or math or astrophysics, but by eighth grade that has dropped precipitously.

Service is an opportunity for young women to really empower themselves.

Patience is a virtue, but impatience gets things done.

I hope to make a positive, productive contribution, as cheesy as that may sound.

I was working full time and going to school at night and on the weekends. It was just crazy. At one point a month had gone by, and Marc - my then boyfriend, now husband, and I hadn't gone out on a date. I was like, I don't want to be this person. I want to be a person who cares where she's investing her time and energy. And I want to be a good wife, daughter, and friend.

I am excited to work with NBC News to continue to highlight stories of organizations and individuals who make their communities and our world healthier, more just and more humane.