Carl Sagan's tools for detecting baloney

Carl Sagan’s “Baloney detection kit” is arguably more important now than ever. His 9 rules for critical thinking work for science and they can work to detect political baloney, too. Arguments from authority carry little weight — “authorities” have made mistakes in the past. They will do so again in the future. Perhaps a better way to say it is that in science there are no authorities; at most, there are experts.