53. Oatley K, Jenkins JM (1996) Understanding emotions. Oxford: Blackwell. 165 p. 54. Schirmer A, Escoffier N, Zysset S, Koester D, Striano T, et al. (2008) When vocal processing gets emotional: On the role of social orientation in relevance detection by the human amygdala. Neuroimage 40: 1402–1410. 55. Schirmer A, Kotz SA (2006) Beyond the right hemisphere: Brain mechanisms mediating vocal emotional processing. Trends Cogn Sci 10: 24–30. 56. Ochsner KN, Bunge SA, Gross JJ, Gabrieli JD (2002) Rethinking feelings: an fMRI study of the cognitive regulation of emotion. J Cogn Neurosci 14: 1215–1229. 57. Pouthas V, George N, Poline JB, Pfeuty M, Vandemoorteele PF, et al. (2005) Neural network involved in time perception: an fMRI study comparing long and short interval estimation. Hum Brain Mapp 25: 433–441. 58. Meck WH, Penney TB, Pouthas V (2008) Cortico-striatal representation of time in animals and humans. Curr Opin Neurobiol 18: 145–152. Emotion Effects on Timing 59. Bradley MM, Codispoti M, Cuthbert BN, Lang PJ (2001) Emotion and motivation I: defensive and appetitive reactions in picture processing. Emotion 1: 276–98. 60. Schirmer A, Escoffier N (2010) Emotional MMN: Anxiety and heart rate correlate with the ERP signature for auditory change detection. Clin Neurophysiol 121: 53–59. 61. Curtis V, Biran A (2001) Dirt, disgust, and disease. Is hygiene in our genes? Perspect Biol Med 44: 17–31. 62. LaBar KS, LeDoux JE, Spencer DD, Phelps EA (1995) Impaired fear conditioning following unilateral temporal lobectomy in humans. J Neurosci 15: 6846–55. 63. LaBar KS, LeDoux JE (1996) Partial disruption of fear conditioning in rats with unilateral amygdala damage: correspondence with unilateral temporal lobecto- my in humans. Behav Neurosci 110: 991–7. 64. Rohrmann S, Hopp H (2008) Cardiovascular indicators of disgust. Int J Psychophysiol 68: 201–208. PLoS ONE | www.plosone.org 9 July 2011 | Volume 6 | Issue 7 | e21829