![In a vat, a brain floating in liquid is connected to a computer. A thought bubble above the brain reads "I'm walking outside in the sun!!" In a vat, a brain floating in liquid is connected to a computer. A thought bubble above the brain reads "I'm walking outside in the sun!!"](/courses/linguistics-and-philosophy/24-211-theory-of-knowledge-spring-2014/24-211s14.jpg)
Hilary Putnam's "Brain in a Vat" thought experiment is a modern version of Descartes' argument of an evil demon feeding false information to the senses. (This image is in the public domain. Source: Was a bee.)
Instructor(s)
Prof. Declan Smithies
MIT Course Number
24.211
As Taught In
Spring 2014
Level
Undergraduate
Course Description
Course Features
Course Description
This course is an introduction to epistemology: the theory of knowledge. We will focus on skepticism—that is, the thesis that we know nothing at all—and we will survey a range of skeptical arguments and responses to skepticism.