This chapter delves into the concept of the self and how it can be manipulated through body illusions. It discusses the rubber hand illusion experiment and its implications on our sense of self. The chapter also explores the intriguing phenomenon of the doppelganger effect and its impact on one's sense of body location.
Scientists and philosophers have been perplexed by our sense of the self for millennia. Now, by investigating neurological conditions which disrupt the self—such as body identity disorder, schizophrenia, and the doppelganger effect—neuroscience is finding new clues.