Did you know that computing skills are the most sought after in the US job market but the share of women in the computer workforce has declined from 37% in 1995 to 24% today. If Reshma Saujani and her crew at Girls Who Code has any say in it, that number will change. She started the non-profit Girls Who Code, and now there's a book and new fiction series to spur girls to invent and as she says, change the world.