Young people ages 10-24 account for 25 percent of the world's population: a total of 1.8 billion, most of whom are living in low- and middle-income countries. They face significant challenges, including HIV, sexually transmitted infections (STIs), adolescent pregnancy, unsafe abortion, and gender-based violence. Youth have the right to lead…

To mark the 25th anniversary of the Convention on the Rights of the Child, this edition of "The State of the World's Children" calls for brave and fresh thinking to address age-old problems that still affect the world's most disadvantaged children. The report is inspired by the work of innovators around the world--who are pushing…