Video Ergo Sum: Manipulating Bodily Self-Consciousness

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Science  24 Aug 2007:
Vol. 317, Issue 5841, pp. 1096-1099
DOI: 10.1126/science.1143439

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  • Olaf Blanke et al.’s Response to Kaspar Meyer's E-Letter

    We welcome K. Meyer's comparative analysis of two recent data sets on how the brain localizes the conscious self (Brevia, "The experimental induction of out-of-body experiences," by H. H. Ehrsson, 24 August 2007, p. 1048; Reports, "Video ergo sum: Manipulating bodily self-consciousness," by B. Lenggenhager et al., 24 August 2007, p. 1096) highlighting four relevant cues: the visual representation of the body (Fig. 1,...

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    Competing Interests: None declared.
  • H. H. Ehrsson and V. Petkova's Response to Kaspar Meyer's E-Letter

    Kaspar Meyer has compared the results of Ehrsson (1) and Lenggenhager et al. (2) and come to the conclusion that "self-localization depends foremost on the visual perception of the application of somatosensory stimuli," and therefore, that the visual perspective plays a subordinate role. Meyer's argument is based entirely on the study of Lenggenhager et al. (2) in which "participants...

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    Competing Interests: None declared.
  • How Does the Brain Localize the Self ?

    The sight of oneself on a stadium screen when filmed as part of the crowd at a football game comes as a pleasant surprise to most people and usually does not cause any confusion. The brain recognizes the artificial nature of the image and deals adequately with the apparent conflict caused by seeing a visual representation of its own body where it should not be. However, when a carefully designed experimental setup eliminates mo...

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    Competing Interests: None declared.