I’m very familiar with them, yes. They definitely care about overhead > We quantify impact using a variety of different measures, including "cost per life save

I’m very familiar with them, yes. They definitely care about overhead > We quantify impact using a variety of different measures, including "cost per life saved" (when applicable) and "financial benefits to recipients per dollar spent by donors" (when applicable). https://www.givewell.org/how-we-work/process https://www.givewell.org/how-we-work/process