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The brain's rose-colored glasses

People tend to remain overly optimistic even when faced with information about a gloomy future. A study now shows that people are selectively worse at incorporating information about a worse-than-expected future. It also describes the learning signals in the brain that correlate with this bias.

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Figure 1: People are biased toward unrealistically optimistic views about their own future, an effect known as the optimism bias.

W.B. Park


  1. 1

    Weinstein, N.D. J. Pers. Soc. Psychol. 39, 806–820 (1980).

    Article  Google Scholar 

  2. 2

    Sharot, T. The Optimism Bias: A Tour of the Irrationally Positive Brain (Pantheon, New York, 2011).

    Book  Google Scholar 

  3. 3

    Sharot, T., Riccardi, A.M., Raio, C.M. & Phelps, E.A. Nature 450, 102–105 (2007).

    CAS  Article  Google Scholar 

  4. 4

    Sharot, T., Korn, C.W. & Dolan, R.J. Nat. Neurosci. 14, 1475–1479 (2011).

    CAS  Article  Google Scholar 

  5. 5

    Gläscher, J., Daw, D., Dayan, P. & O'Doherty, J.P. Neuron 66, 585–595 (2010).

    Article  Google Scholar 

  6. 6

    Hare, T.A., Camerer, C.F. & Rangel, A. Science 324, 646–648 (2009).

    CAS  Article  Google Scholar 

  7. 7

    Lenartowicz, A., Verbruggen, F., Logan, G.D. & Poldrack, R.A. J. Cogn. Neurosci. published online, doi:10.1162/jocn_a_00031 (31 March 2011).

  8. 8

    Alloy, L.B. & Ahrens, A.H. J. Pers. Soc. Psychol. 52, 366–378 (1987).

    CAS  Article  Google Scholar 

  9. 9

    Chen, C.H., Suckling, J., Lennox, B.R., Ooi, C. & Bullmore, E.T. Bipolar Disord. 13, 1–15 (2011).

    CAS  Article  Google Scholar 

  10. 10

    Tversky, A. & Kahneman, D. Science 185, 1124–1131 (1974).

    CAS  Article  Google Scholar 

  11. 11

    Murayama, K., Matsumoto, M., Izuma, K. & Matsumoto, K. Proc. Natl. Acad. Sci. USA 107, 20911–20916 (2010).

    CAS  Article  Google Scholar 

  12. 12

    Plassmann, H., Shiv, B., O'Doherty, J. & Rangel, A. Proc. Natl. Acad. Sci. USA 105, 1050–1054 (2008).

    CAS  Article  Google Scholar 

  13. 13

    Barkow, J.H., Cosmides, L. & Tobby, J. The Adapted Mind: Evolutionary Psychology and the Generation of Culture (Oxford University Press, New York, 1992).

    Google Scholar 

  14. 14

    Nes, L.S. & Segerstrom, S.C. Pers. Soc. Psychol. Rev. 10, 235–251 (2006).

    Article  Google Scholar 

  15. 15

    Giltay, E.J., Geleijnse, J.M., Zitman, F.G., Buijsse, B. & Kromhout, D. J. Psychosom. Res. 63, 483–490 (2007).

    Article  Google Scholar 

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Correspondence to Keise Izuma or Ralph Adolphs.

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Izuma, K., Adolphs, R. The brain's rose-colored glasses. Nat Neurosci 14, 1355–1356 (2011).

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