Malaria kills around 600,000 people annually, mostly children under 5 in sub-Saharan Africa. Nets save lives. Recipients of nets hang and sleep under them so they are not bitten by malaria-carrying mosquitoes. It costs about $5 to provide one net.

Vitamin A deficiency leaves children vulnerable to infections and can lead to death. GiveWell estimates that approximately 27% of children in areas where GiveWell modeled Helen Keller International programs have vitamin A deficiency. This program saves lives by providing vitamin A supplements to children under 5 years old. It costs about $2 to provide vitamin A supplements to a child for one year.

Doctors Without Borders brings medical care to people affected by conflict, disasters, epidemics, and social exclusion. When disaster strikes, their teams of doctors, nurses, logisticians, and other staff are often among the first on the scene—sometimes arriving in a matter of minutes. Doctors Without Borders' financial independence enables them to freely evaluate medical needs, reach communities in need without restriction, and directly provide high quality medical care.

We’re heading to Puerto Rico after the wedding! If you’d like, you can help us eat, drink, and explore our way around the island. Thanks so much for being part of our celebration!