Technology and social concern are joining together to fight disease and poverty in the third world. Improving global health is one of the great challenges of the 21st century. A panel of experts discuss the worst health crises in the third world and what we have to do to solve them.

Part 1: Jeffrey Sachs, Director, Earth Institute at Columbia University / Special Adviser to UN Secretary Part 2: Panel on Artificial Intelligence. Includes... Rodney Brooks, Director, MIT Computer Science & Artificial Intelligence Laboratory / Fujitsu Professor of Computer Science & Engineering, MIT / Co-Founder and Chief Technology ...