The article explores a way to make sure that social decisions are made honestly, even when people might have reasons to be dishonest. The researchers found that in certain situations, it is possible to create a system where everyone tells the truth, even if it's not in their best interest. This can be done by removing dishonest messages and making it costly for people to lie. This method works even when people have incomplete information or when their private signals are related. The key takeaway is that it is possible to design a system that encourages honesty in decision-making, even when people have reasons to be dishonest.