Logic tells you exactly when some conclusion follows from some premises and when it does not. It turns out that most arguments we encounter in everyday life are far from the ideal of logical validity.

Is logic normative for reasoning? In the wake of work by Gilbert Harman and John MacFarlane, this question has been reduced to: are there any adequate bridge principles which link logical facts to ...

We’re about halfway through the initial content unit in GE 103, which is on logic and argumentation. The main flow of the unit is that we learn about statements and representing statements in ...