Melinda Gates and a great group of speakers will be streaming a live TEDx talk on Monday that you should definitely check out.
The speakers at the event are all excellent: Melinda Gates; Graça Machel, a world-renowned children's advocate; Hans Roling, the founder of GOOD-favorite data visualization tool Gapminder; and Mechal Viravaidya, the founder and chairman of the Population and Community Development Association.
Check it out Monday morning, it should be both informative and inspirational.