What is skepticism? Are there different varieties of skepticism? Is skepticism primarily an epistemological issue? What’s the aim of a skeptical argument? Should skeptical arguments be taken seriously? If so, why? What’s philosophically significant about skepticism? Can a certain amount of skepticism be healthy? What’s the best strategy for responding to skeptical arguments? Is there a rational response that could be offered against the skeptic? If not, what sort of implications are we left to deal with? Are we all just brains in vats?

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What is knowledge? How do we know what we know? What conditions need to be met in order to say that someone knows something? Is there anything that we cannot know? Why is the study of ‘epistemology’ so important.

Philosophy 101 Series (Episode 4)

The Philosophy 101 Series is designed to give the beginning philosopher (or non-philosopher) a brief introduction to the basic questions, concerns and methodologies associated with the various branches of philosophical inquiry.