All advertisements aim at persuasion. For example, imagine that Brand X cola claims to be the most refreshing drink. Simply stating this isn't very convincing, so a Brand X advertisement features a ...

My 5-year-old nephew once confidently told me that all dinosaurs were green because his three dinosaur toys were green. So I showed him a nature documentary, Walking with Dinosaurs, and suddenly, ...

Formal logic helps us build and evaluate rational arguments, which helps us to test claims, explain our reasoning, and keep discussions clear. The first step in learning formal logic is learning about ...

"I strongly object to wrong arguments on the right side," said GK Chesterton. "I think I object to them more than to the wrong arguments on the wrong side." Arguments are attempts to persuade by ...