The GiveWell Blog

Discouraging evidence on preschool?

Via Joanne Jacobs: San Francisco Chronicle reports that Oklahoma and Georgia have seen no improvement on achievement test scores since implementing universal preschool programs. It also refers to a discouraging-sounding large-scale study of Tennessee’s preschool program, although it doesn’t give a specific citation (and I can’t find one online). A couple things to keep in…

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Malaria and lymphatic filariasis

Malaria is one of sub-Saharan Africa’s biggest killers; lymphatic filariasis is one of its most debilitating. Malaria matters reports on new efforts to combat both at once, as they are both mosquito-transmitted. We’re surprised that there isn’t a longer history of such efforts.