Innovative ideas to improve health in the developing world come from everywhere. Since 2008, hundreds of researchers have been awarded $100,000 Grand Challenges Explorations grants to test their creative ideas. Learn more in this video. Grantees: Volker Gerdts, Odile Ouwe Missi Oukem, Elijah Songok, Pradip Rathod, Oladele Akogun, Richard Sayre, Francois Baneyx, Leonard Damelin.