TeachAids presents at the Unite for Sight 5th Annual International Health Conference at Sheffield-Sterling-Strathcona Hall, Yale University. The conference includes more than 180 renowned speakers from North America, Africa, Asia, Latin America and Europe. Includes keynote address by Dr. Jeffrey Sachs, Dr. Sonia Sachs, Dr. Susan Blumenthal, Dr. Jim Yong Kim, and Dr. Allan Rosenfield.