Khan Academy: Fundamentals: Correlation and Causation

In this Wireless Philosophy video, Walter Sinnott-Armstrong (Duke University) introduces a new approach to causation: contrastivism. At odds with traditional philosophical approaches to causation, contrastive causation holds that causal...

The concept of justification is fundamental to good, careful thinking. But what does it mean for a belief or action to be justified? In this video, Kelley sheds some light on how to assess whether a belief and action is justified. [3:11]

In this video, Kelley will go over how to identify implicit premises in all sorts of arguments and discuss when it is and is not acceptable to leave a premise implicit. [3:04]

In this video, Julianne Chung explains the philosophical concepts of truth and validity before going on to illustrate how truth and falsity, as well as validity and invalidity, can appear in various combinations in an argument.

In this video, a philosophy student discusses one of the most basic tools in the philosophers' tool kit: the distinction between necessary and sufficient conditions. [3:14]

In this video, Geoff Pynn explores how deductive arguments give us reason to believe their conclusions. Good deductive arguments guarantee their conclusions, and so must be valid and have true premises. [5:40]

What sort of things do we value and why? In this video Kelley distinguishes two different kinds of value: intrinsic and instrumental. Their distinctions are illuminated through the use of plenty of examples.

Geoff Pynn tells you what critical thinking is, what an argument is, and what the difference between a deductive and an ampliative argument is. [9:49]

Paul Henne discusses the philosophical concept of validity. After reviewing the structure of an argument, he defines validity: an argument is valid if and only if its premises guarantee the conclusion. He reviews a few examples of...

We humans are a chatty bunch--we talk A LOT. But each claim we make can be sorted neatly into one of two categories: it either describes something or it evaluates something (philosophers call these descriptive and normative claims...