Subtle, persuasive, and almost always illogical, Affirming the Consequent is a flawed “if-then” argument which argues that an “if” statement is true because a “then” statement is true.
Like “If your car is out of gas, it won’t start.
It won’t start; therefore, it’s out of gas.” Using real evolutionary examples, let’s see when Affirming the Consequent is (and isn’t) a fallacy.