In September, we announced the Change Our Mind Contest for critiques of our cost-effectiveness analyses. Today, we’re excited to announce the winners! We’re very grateful that so many people engaged deeply with our work. This contest was GiveWell’s most successful effort so far to solicit external criticism from the public, and it wouldn’t have been…

We’re extremely excited to be announcing the Change Our Mind Contest to encourage critiques of our cost-effectiveness analyses that could lead to substantial improvements of our overall allocation of funds. For all the details, see this page. Cost-effectiveness is the single most important input in our decisions about what programs to recommend, and we believe…