World Malaria Day

I'm on my way to Washington for an event on impact investing with Hillary Clinton and have been looking at a note about today also being World Malaria Day.

Ending malaria would be a profound "impact investment" in human capital, especially in Africa where the disease wreaks havoc. Most of the 200 million people afflicted with malaria - which kills 600,000 every year - are on the African continent.

It just takes a single mosquito bite to spread malaria, but the World Health Organization and others are making huge progress with simple interventions like treated bed nets...

Read more from Richard Branson's blog.