Actually the problem with climate change deniers is that they doubt the source and cannot reason about the issue themselves. This is actually one example of nee

Actually the problem with climate change deniers is that they doubt the source and cannot reason about the issue themselves. This is actually one example of needing a system to help people reason. Just telling someone something will not convince someone unless they trust the authority of the person telling them OR if they can reach the conclusion themselves. Thanks for this comment, it actually made me further realize how important such systems are.