Questions and Answers Session

In the fourth and final lecture, we examine the notion of ‘objective fact’ on which scientific theories are built; what sort of fact is such that we can build a scientific theory on it? 

In the third lecture we examine first the so-called “Gettier Problems” for the traditional account of knowledge, the arguments for saying that possible worlds exist and finally we ask whether there really are unactualised possibles. 

The first of six lectures dealing with critical reasoning. In this lecture you will learn how to recognise arguments and what the nature of an argument is. 

Our topic is a subject's knowledge of his own phenomenal experience and of the content of his thought, but I will approach the topic from the outside, treating the subject as an object in the world. The first lecture will characterize, in a general way, this externalist strategy, ...  Show more

Part three of a six-part series on critical reasoning. In this lecture we will focus on how to identify and analyse arguments, and how to set arguments out logic book-style to make them easier to evaluate. 

Part five of a six-part series on critical reasoning. In this lecture we will continue with the evaluation of arguments - this time deductive arguments - focusing in particular on the notion of validity.