International Day of the Girl Child

Do a quick search of #DayoftheGirl and you'll find dozens of related hashtag campaigns. Does that help further the cause or water down the message?

For the International Day of the Girl Child, we wanted to bring to light issues that are often hidden from view. So we turned to five photographers who devote much of their time to girls' issues.

Oct. 11 is the U.N.'s day devoted to stopping child marriage, stepping up education and much more. Does the day really help? Experts have a mixed reaction.