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. Author manuscript; available in PMC: 2011 Dec 1.
Published in final edited form as: Psychol Aging. 2010 Dec;25(4):811–821. doi: 10.1037/a0019888

Figure 1.

Figure 1

Younger and older adult participants’ sensitivity scores (d’) for discriminating between posed and spontaneous smiles by target age in Study 2. YA = younger adult, OA = older adult. Error bars represent standard errors.