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, ...

As we mentioned earlier in this series, one of the goals of these articles is to help forum members separate productive debates from flame wars. If this our goal, we have an obvious challenge: what do ...

We have seen that we can deduce new conditionals from old. But where do we get conditionals to start with? Fortunately, we can get conditionals from our three principles. Premise (5) in the LSAT ...