The GiveWell Blog

Deworming might have huge impact, but might have close to zero impact

We try to communicate that there are risks involved with all of our top charity recommendations, and that none of our recommendations are a “sure thing.” Our recommendation of deworming programs (the Schistosomiasis Control Initiative and the Deworm the World Initiative), though, carries particularly significant risk (in the sense of possibly not doing much/any good,… Read More

Weighing organizational strength vs. estimated cost-effectiveness

A major question we’ve asked ourselves internally over the last few years is how we should weigh organizational quality versus the value of the intervention that the organization is carrying out. In particular, is it better to recommend an organization we’re very impressed by and confident in that’s carrying out a good program, or better… Read More

Mid-year update to top charity recommendations

This post provides an update on what we’ve learned about our top charities in the first half of 2016. We continue to recommend all four of our top charities. Our recommendation for donors seeking to directly follow our advice remains the same: we recommend they give to the Against Malaria Foundation (AMF), which we believe… Read More

What we’ve learned about SCI this year

In past years, we’ve written that we had significant concerns about the financial reporting and financial management of the Schistosomiasis Control Initiative (SCI), one of our top charities since 2011. Our concerns have included: We had not been able to learn important and basic financial information about SCI. Despite substantial effort, before 2016 we were… Read More

Our updated top charities for giving season 2015

We have refreshed our top charity rankings and recommendations. Our set of top charities and standouts is the same as last year’s, but we have introduced rankings and changed our recommended funding allocation, due to a variety of updates – particularly to our top charities’ room for more funding. In particular, we are recommending that… Read More

New deworming reanalyses and Cochrane review

On Wednesday, the International Journal of Epidemiology published two new reanalyses of Miguel and Kremer 2004, the most well-known randomized trial of deworming. Deworming is an intervention conducted by two of our top charities, so we’ve read the reanalyses and the simultaneously updated Cochrane review closely and are responding publicly. We still have a few… Read More