Kate Roberts is the founder of YouthAIDS and Five & Alive, two marketing campaigns implemented by the global health organization PSI (Population Services International), where she is Vice President. Honored as a “CNN Hero,” one of Vogue's 100 Women, and a Fox News “Power Player of the Week," Roberts continues to forge innovative public and private partnerships to improve health and opportunity around the world. In 2007, the World Economic Forum named Roberts a Young Global Leader. She currently serves on the Forum’s Global Health Advisory Board.

PSI is a global non-profit organization dedicated to improving the health of people in the developing world by focusing on serious challenges like a lack of family planning, HIV/AIDS, maternal health, and the greatest threats to children under five, including malaria, diarrhea, pneumonia and malnutrition. (www.psi.org)