Read an excerpt on the importance of women-owned businesses from Nicholas Kristof and Sheryl WuDunn's Half the Sky.

Young people have often been the conscience of their countries, and students have historically been activists. Why Nicholas Kristof and Sheryl WuDunn are impressed with this generation.

Teaching your child empathy can help change the lives of women and children all over the world. A note from Pulitzer Prize winners and parents Nicholas Kristof and Sheryl WuDunn.

Actress Ashley Judd interviews Nicholas Kristof about the global impact of his book Half the Sky, which he co-wrote with his wife, Sheryl WuDunn.

Read the New York Times column by Nicholas Kristof that inspired this report by Lisa Ling.