Facial and Vocal Expressions of Emotion

Annual Review of Psychology

Volumn 54, Issue , 2003, Pages 329-349

  Russell, James A ^a   Bachorowski, Jo Anne ^b   Fernández Dols, José Miguel ^c  

^a BOSTON COLLEGE   (United States)

^b VANDERBILT UNIVERSITY   (United States)

^c UNIVERSIDAD AUTÓNOMA DE MADRID   (Spain)

Author keywords

Affect; Communication; Display rule; Nonverbal; Perception

Indexed keywords

EMOTION; FACIAL EXPRESSION; HUMAN; HUMAN RELATION; NONVERBAL COMMUNICATION; PERCEPTION; PERSONAL CONSTRUCT THEORY; REVIEW; SPEECH;

EMOTIONS; EXPRESSED EMOTION; FACIAL EXPRESSION; HUMANS; INTERPERSONAL RELATIONS; NONVERBAL COMMUNICATION; PERSONAL CONSTRUCT THEORY; SOCIAL PERCEPTION; SPEECH ACOUSTICS;

EID: 0038370976     PISSN: 00664308     EISSN: None     Source Type: Book Series    
DOI: 10.1146/annurev.psych.54.101601.145102     Document Type: Review

References (155)

1. Adams RM, Kirkevold B. 1978. Looking, smiling, laughing, and moving in restaurants: sex and age differences. Environ, Psychol. Nonverbal Behav. 3:117-21
2. Bachorowski J-A. 1999. Vocal expression and perception of emotion. Curr. Dir. Psychol. Sci. 8:53-57
3. Bachorowski J-A, Owren MJ. 1995. Vocal expression of emotion: Acoustic properties of speech are associated with emotional intensity and context. Psychol. Sci. 6:219-24
4. Bachorowski J-A, Owren MJ. 2001. Not all laughs are alike: Voiced but not unvoiced laughter readily elicits positive affect. Psychol. Sci. 12:252-57
5. Bachorowski J-A, Owren MJ. 2002. Vocal acoustics in emotional intelligence. In The Wisdom in Feeling: Psychological Processes in Emotional Intelligence, ed. LF Barrett, P Salovey, pp. 11-36. New York: Guilford
6. Bachorowski J-A, Smoski MJ, Owren MJ. 2001. The acoustic features of human laughter. J. Acoust. Soc. Am. 110:1581-97
7. Banse R, Scherer KR. 1996. Acoustic profiles in vocal emotion expression. J. Personal. Soc. Psychol. 70:614-36
8. Barr RG, Hopkins B, Green JA, eds. 2000. Crying as a Sign, a Symptom, & a Signal. New York: Cambridge Univ. Press
9. Bell C. 1806. Essays on the Anatomy of Expression in Painting, London: Longman, Hurst, Rees & Orme
10. Berry KK. 1975. Developmental study of recognition of antecedents of infant vocalizations. Percept. Mot. Skills 41:400-2
11. Bradley MM, Lang PJ. 2000a. Affective reactions to acoustic stimuli. Psychophysiology 37:204-15
12. Bradley MM, Lang PJ. 2000b. Measuring emotion: behavior, feeling, and physiology. See Lane & Nadel 2000, pp. 242-76
13. Calder AJ, Young AW, Perrett DI, Etcoff NL, Roland D. 1996. Categorical perception of morphed facial expressions. Vis. Cogn. 3:81-117
14. Camras LA. 1991. A dynamical systems perspective on expressive development. In International Review of Studies on Emotion, ed. KT Strongman, pp. 16-28. New York: Wiley
15. Camras LA, Oster H, Campos JJ, Miyake K, Bradshaw D. 1992. Japanese and American infants' responses to arm restraint. Dev. Psychol. 28:578-83
16. Carroll JM, Russell JA. 1996. Do facial expressions signal specific emotions? Judging the face in context. J. Personal. Soc. Psychol. 70: 205-18
17. Carroll JM, Russell JA. 1997. Facial expressions in Hollywood's portrayal of emotion. J. Personal. Soc. Psychol. 72:164-76
18. Chartrand TL, Bargh JA. 1999. The chameleon effect: the perception-behavior link and social interaction. J. Personal. Soc. Psychol. 76: 893-910
19. Chong SCF, Werker JF, Russell JA, Carroll JM. 2002. Three facial expressions mothers direct to their infants. Infant Child Dev. In press
20. Cooper RP, Aslin RN. 1990. Preference for infant-directed speech in the first month after birth. Child Dev. 61:1584-95
21. Cowie R. 2000. Describing the emotional states expressed in speech. See Cowie et al. 2000, pp. 11-18
22. Cowie R, Douglas-Cowie E, Schröder M, eds. 2000. Proceedings of the ISCA Workshop on Speech Emotion, Newcastle, North. Irel. Belfast: Textflow
23. Cummings KE, Clements MA. 1995. Analysis of the glottal excitation of emotionally styled and stressed speech. J. Acoust. Soc. Am. 98:88-98
24. Darwin C. 1872. The Expression of the Emotions in Man and Animals. London: Murray
25. Davidson RJ. 2000. The functional neuroanatomy of affective style. See Lane & Nadel 2000, pp. 371-88
26. Davidson RJ, Ekman P, Saron CD, Senulis JA, Friesen WV. 1990. Approach-withdrawal and cerebral asymmetry: emotional expression and brain physiology I. J. Personal. Soc. Psychol. 58:330-41
27. Dawkins R, Krebs JR. 1978. Animal signals: information or manipulation? In Behavioral Ecology: An Evolutionary Approach, ed. JR Krebs, NB Davies, pp. 282-309. London: Blackwell Scientific
28. Deacon TW. 1997. The Symbolic Species. New York: Norton
29. Devereaux PG, Ginsburg GP. 2001. Sociality effects on the production of laughter. J. Gen. Psychol. 128:227-40
30. Dimberg U, Öhman A. 1996. Behold the wrath: psychophysiological responses to facial stimuli. Motiv. Emot. 20:149-82
31. Dimberg U, Thunberg M, Elmehed K. 2000. Unconscious facial reactions to emotional facial expressions. Psychol. Sci. 11:86-89
32. Dovidio JF, Brown CE, Heltman K, Ellyson SL, Keating CF. 1988. Power displays between women and men in discussions of gender-linked tasks: a multichannel study. J. Personal. Soc. Psychol. 55:580-87
33. Dunbar R. 1996. Grooming, Gossip, and the Evolution of Language. Cambridge: Harvard Univ. Press
34. Edmonson MS. 1987. Notes on laughter. Anthropol. Linguist. 29:23-33
35. Ekman P. 1975. Face muscles talk every language. Psychol. Today 9:35-39
36. Ekman P. 1994. Strong evidence for universals in facial expressions: a reply to Russell's mistaken critique. Psychol. Bull. 115:268-87
37. Ekman P. 1997. Should we call it expression or communication? Innovation 10:333-44
38. Ekman P, Davidson RJ, Friesen WV. 1990. The Duchenne smile: emotional expression and brain physiology II. J. Personal. Soc. Psychol. 58:342-53
39. Ekman P, Friesen WV. 1978. Facial Action Coding System: A Technique for the Measurement of Facial Movement. Palo Alto, CA: Consulting Psychologists
40. Ekman P, Friesen WV, Ellsworth P. 1972. Emotion in the Human Face. Elmsford, NY: Pergamon
41. Ekman P, Friesen WV, Hager JC. 2002. New Version of the Facial Action Coding System. http://dataface.nirc.com/Expression/FACS/ New_Version/new_version.html
42. Ekman P, Oster H. 1979. Facial expressions of emotion. Annu. Rev. Psychol. 30:527-54
43. Elfenbein HA, Ambady N. 2002. On the universality and cultural specificity of emotion recognition: a meta-analysis. Psychol. Bull. 128:203-35
44. Ellgring H. 1986. Nonverbal expression of psychological states in psychiatric patients. Eur. Arch. Psychiatr. Neural. Sci. 236:31-34
45. Fant G. 1960. Acoustic Theory of Speech Production. The Hague: Mouton
46. Fernald A. 1991. Prosody in speech to children: prelinguistic and linguistic functions. In Annals of Child Development, ed. R Vasta, 8:43-80. Philadelphia: Kingsley
47. Fernald A, Kuhl PK. 1987. Acoustic determinants of infant preference for motherese speech. Infant Behav. Dev. 10:279-93
48. Fernández-Dols JM, Ruiz-Belda MA. 1995. Are smiles a sign of happiness? Gold medal winners at the Olympic Games. J. Personal. Soc. Psychol. 69:1113-19
49. Fernández-Dols JM, Sanchez MA, Carrera P, Ruiz-Belda MA. 1997. Are spontaneous expressions and emotions linked? An experimental test of coherence. J. Nonverbal Behav. 21:163-77
50. Frank MG, Stennett J. 2001. The forced-choice paradigm and the perception of facial expression of emotion. J. Personal. Soc. Psychol. 80:75-85
51. Fridlund AJ. 1994. Human Facial Expression: An Evolutionary View. New York: Academic
52. Fridlund AJ, Cacioppo JT. 1986. Publication guidelines for human electromyographic research. Psychophysiology 23:567-89
53. Frijda NH. 1969. Recognition of emotion. In Advances in Experimental Social Psychology, ed. L Berkowitz, 4:167-223. New York: Academic
54. Frijda NH, Tcherkassof A. 1997. Facial expressions as modes of action readiness. See Russell & Fernández-Dols 1997a, pp. 78-102
55. Glenn PJ. 1991/1992. Current speaker initiation of two-party shared laughter. Res. Lang. Soc. Interact. 25:139-62
56. Goffman E. 1959. The Presentation of Self in Everyday Life. Garden City, NY: Double-day
57. Grammer K. 1990. Strangers meet: laughter and nonverbal signs of interest in opposite-sex encounters. J. Nonverbal Behav. 14:209-36
58. Grammer K, Eibl-Eibesfeldt I. 1990. The ritualization of laughter. In Naturlichkeit der Sprache und der Kultur: acta colloquii, ed. W Koch, pp. 192-214. Bochum, Ger.: Brockmeyer
59. Gregory SW, Webster S. 1996. A nonverbal signal in voices of interview partners effectively predicts communication accommodation and social status perception. J. Personal. Soc. Psychol. 70:1231-40
60. Haidt J, Keltner D. 1999. Culture and facial expression: Open-ended methods find more expressions and a gradient of recognition. Cogn. Emot. 13:225-66
61. Hatfield E, Cacioppo JT, Rapson RL. 1992. Primitive emotional contagion. In Emotion and Social Behavior, ed. MS Clark, pp. 151-77. London: Sage
62. Hebb DO. 1946. Emotion in man and animal: an analysis of the intuitive processes of recognition. Psychol Rev. 53:88-106
63. Hess U, Kirouac G. 2000. Emotion expression in groups. See Lewis & Haviland-Jones 2000, pp. 368-81
64. Hess U, Scherer KR, Kappas A. 1988. Multichannel communication of emotion: synthetic signal production. In Facets of Emotion: Recent Research, ed. KR Scherer, pp. 161-249. Hillsdale, NJ: Erlbaum
65. Hjortsjö CH. 1969. Man's Face and Mimic Language. Lund, Swed.: Studentlitteratur
66. Izard CE. 1971. The Face of Emotion. New York: Appleton-Century-Crofts
67. Izard CE. 1979. The Maximally Discriminative Facial Movement Coding System (MAX). Newark: Univ. Delaware, Comp. and Netw. Serv., Univ. Media Serv.
68. Izard CE. 1994. Innate and universal facial expressions: evidence from developmental and cross-cultural research. Psychol. Bull. 115: 288-99
69. Johnson K. 1997. Acoustic and Auditory Phonetics. Cambridge: Blackwell. 169 pp.
70. Johnson WF, Emde RN, Scherer KR, Klinnert MD. 1986. Recognition of emotion from vocal cues. Arch. Gen. Psychiatry 43:280-83
71. Johnstone T, Scherer KR. 2000. Vocal communication of emotion. See Lewis & Haviland-Jones 2000, pp. 220-35
72. Kaplan PS, Bachorowski J-A, Smoski MJ, Hudenko WJ. 2002. Infants of depressed mothers, although competent learners, fail to learn in response to their own mother's infant-directed speech. Psychol. Sci, 13:268-71
73. Kaplan PS, Zarlengo-Strouse P, Kirk LS, Angel CL. 1997, Selective and nonselective associations between speech segments and faces in human infants. Dev. Psychol. 33:990-99
74. Kappas A. 1997. His master's voice: Acoustic analysis of spontaneous vocalizations in an ongoing active coping task. Presented at Annu. Meet. Soc. Psychophys. Res., 37th, Cape Cod, MA
75. Kappas A. 2002. What facial activity can and cannot tell us about emotions. In The Human Face: Measurement and Meaning, ed. M Katsikitis, pp. 215-34. Dordrecht: Kluwer
76. Kappas A, Hess U, Scherer KR. 1991. Voice and emotion. In Fundamentals of Nonverbal Behavior, ed. B Rime, R Feldman, pp. 200-38. Cambridge: Cambridge Univ. Press
77. Katsikitis M, Pilowsky I. 1988. A study of facial expression in Parkinson's disease using a novel microcomputer-based method. J. Neurol. Neurosurg. Psychiatry 51:362-66
78. 0 dynamic and summary features discriminates between three pragmatic categories of infant-directed speech. Child Dev. 67:205-17
79. Keltner D. 1995. Signs of appeasement: evidence for the distinct displays of embarrassment, amusement, and shame. J. Personal. Soc. Psychol. 68:441-54
80. Keltner D, Bonanno G. 1997. A study of laughter and dissociation: distinct correlates of laughter and smiling during bereavement. J. Personal. Soc. Psychol. 73:687-702
81. Keltner D, Buswell BN. 1997. Embarrassment: its distinct form and appeasement functions. Psychol. Bull. 122:250-70
82. Kirouac G, Hess U. 1999. Group membership and the decoding of nonverbal behavior. In The Social Context of Nonverbal Behavior, ed. P Philippot, RS Feldman, E Coats, pp. 182-210. New York: Cambridge Univ. Press
83. Klineberg O. 1940. Social Psychology. New York: Holt
84. Kraut RE, Johnston RE. 1979. Social and emotional messages of smiling: an ethological approach. J. Personal. Soc. Psychol. 37:1539-53
85. LaFrance M, Hecht MA. 1995. Why smiles generate leniency. Personal. Soc. Psychol. Bull. 21:207-14
86. Lane RD, Nadel L, eds. 2000. Cognitive Neuroscience of Emotion. New York: Oxford Univ. Press
87. Lang PJ, Greenwald MK, Bradley MM, Hamm AO. 1993. Looking at pictures: affective, facial, visceral, and behavioral reactions. Psychophysiology 30:261-73
88. Leary MR, Britt TW, Cutlip WD, Templeton JL. 1992. Social blushing. Psychol Bull 11: 446-60
89. Leinonen L, Hiltunen T, Linnankoski I, Laakso M-L. 1997. Expression of emotional-motivational connotations with a one-word utterance. J. Acoust. Soc. Am. 102:1853-63
90. Levenson RW, 1996. Biological substrates of empathy and facial modulation of emotion: two facets of the scientific legacy of John Lanzetta. Motiv. Emot. 20:185-204
91. Lewis M, Haviland-Jones JM, eds. 2000. Handbook of Emotions. New York: Guilford. 2nd ed.
92. Lieberman P, Blumstein SE. 1988. Speech Physiology, Speech Perception, and Acoustic Phonetics. Cambridge: Cambridge Univ. Press
93. Marler P, Evans C. 1997. Animal sounds and human faces: Do they have anything in common? See Russell & Fernández-Dols 1997a, pp. 133-57
94. Martin GN, Gray CD. 1996. The effect of audience laughter on men's and women's response to humor. J. Soc. Psychol. 136:221-31
95. Millot J-L, Brand G. 2001. Effects of pleasant and unpleasant ambient odors on human voice pitch. Neurosci. Lett. 297:61-63
96. Montagu J. 1994. The Expression of the Passions: The Origin and Influence of Charles LeBrun's Conférence sur l'Expression Générale et Particulière. New Haven, CT: Yale Univ. Press
97. Motley MT, Camden CT. 1988. Facial expression of emotion: a comparison of posed expressions versus spontaneous expressions in an interpersonal communication setting. West. J. Speech Commun. 52:1-22
98. Murray L, Fiori-Cowley A, Hooper R, Cooper P. 1996. The impact of postnatal depression and associated adversity on early mother-infant interactions and later infant outcomes. Child Dev. 67:2512-26
99. Nelson CA, de Haan M. 1997. A neurobehavioral approach to the recognition of facial expressions in infancy. See Russell & Fernández-Dols 1997a, pp. 176-204
100. Neumann R, Strack F. 2000. "Mood contagion:" the automatic transfer of mood between persons. J. Personal. Soc. Psychol. 79: 211-23
101. Niedenthal PM, Halberstadt JB, Margolin J, Innes-Ker AH. 2000. Emotional state and the detection of change in facial expression of emotion. Eur. J. Soc. Psychol. 30:211-22
102. Owren MJ, Bachorowski J-A. 2001. The evolution of emotional expression: a "selfish-gene" account of smiling and laughter in early hominids and humans. In Emotions: Current Issues and Future Directions, ed. TJ Mayne, GA Bonanno, pp. 152-91. New York: Guilford
103. Owren MJ, Rendall D. 1997. An affect-conditioning model of nonhuman primate signaling. In Perspectives in Ethology. Vol. 12: Communication, ed. DH Owings, MD Beecher, NS Thompson, pp. 299-346. New York: Plenum
104. Owren MJ, Rendall D. 2001. Sound on the rebound: bringing form and function back to the forefront in understanding nonhuman primate vocal signaling. Evol. Anthropol. 10: 58-71
105. Owren MJ, Rendall D, Bachorowski J-A. 2002. Nonlinguistic vocal communication. In Primate Psychology: Bridging the Gap Between the Mind and Behavior of Human and Nonhuman Primates, ed. D Maestripieri. Cambridge: Harvard Univ. Press. In press
106. Paeschke A, Sendlmeier WE 2000. Prosodic characteristics of emotional speech: measurements of fundamental frequency movements. See Cowie et al. 2000, pp. 75-80
107. Pakosz M. 1983. Attitudinal judgments in intonation: some evidence for a theory. J. Psycholinguist. Res. 12:311-26
108. Pereira C. 2000. Dimensions of emotional meaning in speech. See Cowie et al. 2000, pp. 25-28
109. Pittam J, Gallois C, Callan V. 1990. The long-term spectrum and perceived emotion. Speech Commun. 9:177-87
110. Pittam J, Scherer KR. 1993. Vocal expression and communication of emotion. In Handbook of Emotions, ed. M Lewis, JM Haviland, pp. 185-97. New York: Guilford, 1st ed.
111. Protopapas A, Lieberman P. 1997. Fundamental frequency of phonation and perceived emotional stress. J. Acoust. Soc. Am. 101:2267-77
112. Provine RR. 1997. Yawns, laughs, smiles, tickles, and talking: naturalistic and laboratory studies of facial action and social communication. See Russell & Fernández-Dols 1997a, pp. 158-75
113. Reisenzein R. 2000. Exploring the strength of association between the components of emotion syndromes: the case of surprise. Cogn. Emot. 14:1-38
114. Rinn WE. 1984. The neuropsychology of facial expression. Psychol. Bull. 95:52-77
115. Rosenberg EL. 1997. Emotions as unified responses. In What the Face Reveals, ed. P Ekman, EL Rosenberg, pp. 86-88. New York: Oxford Univ. Press
116. Rosenberg EL, Ekman P. 1994. Coherence between expressive and experiential systems in emotion. Cogn. Emot. 8:201-29
117. Rosenberg EL, Ekman P, Jiang W, Babyak M, Coleman RE, et al. 2001. Linkages between facial expressions of anger and transient myocardial ischemia in men with coronary disease. Emotion 1:107-15
118. Ruiz-Belda MA, Fernandez-Dols JM, Carrera P, Barchard K. 2002. Spontaneous facial expressions of happy bowlers and soccer fans. Cogn. Emot. In press
119. Russell JA. 1991. Culture and the categorization of emotion. Psychol. Bull. 110:426-50
120. Russell JA. 1994. Is there universal recognition of emotion from facial expressions? A review of cross-cultural studies. Psychol. Bull. 115:102-41
121. Russell JA. 1995. Facial expressions of emotion: What lies beyond minimal universality? Psychol. Bull. 118:379-99
122. Russell JA. 1997. Reading emotions from and into faces: resurrecting a dimensional-contextual perspective. See Russell & Fernandez-Dols 1997a, pp. 295-320
123. Russell JA. 2003. Core affect and the psychological construction of emotion. Psychol. Rev. In press
124. Russell JA, Bullock M. 1986. On the dimensions preschoolers use to interpret facial expressions of emotion. Dev. Psychol. 22:97-102
125. Russell JA, Feldman Barrett L. 1999. Core affect, prototypical emotional episodes, and other things called emotion: dissecting the elephant. J. Personal. Soc. Psychol. 76:805-19
126. Russell JA, Fernández-Dols JM, eds. 1997a. The Psychology of Facial Expression. New York: Cambridge Univ. Press
127. Russell JA, Fernández-Dols JM. 1997b. What does a facial expression mean? See Russell & Fernández-Dols 1997a, pp. 3-30
128. Scherer KR. 1989. Vocal measurement of emotion. In Emotion: Theory, Research, and Experience. Vol. 4: The Measurement of Emotions, ed. R Plutchik, H Kellerman, pp. 233-59. New York: Academic
129. Scherer KR. 2001. Appraisal considered as a process of multilevel sequential checking. See Scherer et al. 200 lb, pp. 92-120
130. Scherer KR, Banse R, Wallbott HG. 2001a. Emotion inferences from vocal expression correlate across languages and cultures. J. Cross-Cult. Psychol. 32:76-92
131. Scherer KR, Schorr A, Johnstone T, eds. 2001b. Appraisal Processes in Emotion. New York: Oxford Univ. Press
132. Schneider K, Josephs I. 1991. The expressive and communicative functions of preschool children's smiles in an achievement-situation. J. Nonverbal Behav. 15:185-98
133. Schneider K, Unzner L. 1992. Preschoolers' attention and emotion in an achievement and an effect game: a longitudinal study. Cogn. Emot. 6:37-63
134. Schröder M. 2000. Experimental study of affect bursts. See Cowie et al. 2000, pp. 132-35
135. Seyfarth RM, Cheney DL. 2003. Signalers and receivers in animal communication. Annu. Rev. Psychol. 54:145-73
136. Smith CA, Kirby LD. 2001. Toward delivering on the promise of appraisal theory. See Scherer et al. 2001b, pp. 121-38
137. Smith CA, Scott HS. 1997. A componential approach to the meaning of facial expressions. See Russell & Fernández-Dols 1997a, pp. 229-54
138. Sobin C, Alpert M. 1999. Emotion in speech: the acoustic attributes of fear, anger, sadness, and joy. J. Psycholinguist. Res. 28:347-65
139. Soussignan R, Schaal B. 1996. Forms and social signal value of smiles associated with pleasant and unpleasant sensory experience. Ethology 102:1020-41
140. Stevens KN, House AS. 1955. Development of a quantitative description of vowel articulation. J. Acoust. Soc. Am. 27:484-93
141. Streeter LA, Macdonald NH, Apple W, Krauss RM, Galotti KM. 1983. Acoustic and perceptual indicators of emotional stress. J. Acoust. Soc. Am. 73:1354-60
142. Tassinary LG, Cacioppo JT. 1992. Unobservable facial actions and emotion. Psychol. Sci. 3:28-33
143. Tiedens L. 2001. Anger and advancement versus sadness and subjugation: the effect of negative emotion expressions on social status conferral. J. Personal. Soc. Psychol. 80:86-94
144. Titze IR. 1994. Principles of Voice Production. Englewood Cliffs, NJ: Prentice-Hall
145. Tolkmitt FJ, Scherer KR. 1986. Effects of experimentally induced stress on vocal parameters. J. Exp. Psychol: Hum. Percept. Perform. 12:302-13
146. Tomkins SS. 1962. Affect, Imagery, Consciousness, Vol. 1. New York: Springer
147. Trouvain J, Barry WJ. 2000. The prosody of excitement in horse race commentaries. See Cowie et al. 2000, pp. 86-91
148. Turner TJ, Ortony A. 1992. Basic emotions: Can conflicting criteria converge? Psychol. Rev. 99:566-71
149. Wallbott HG, Scherer KR. 1986. Cues and channels in emotion recognition. J. Personal. Soc. Psychol. 51:690-99
150. Widen SC, Russell JA. 2002. Gender and preschoolers perception of emotion. Merrill-Palmer Q. 48:248-62
151. Wild B, Erb M, Bartels M. 2001. Are emotions contagious? Evoked emotions while viewing emotionally expressive faces: quality, quantity, time course and gender differences. Psychiatry Res. 102:109-24
152. Winkielman P, Cacioppo JT. 2001. Mind at ease puts a smile on the face: psychophysiological evidence that processing facilitation elicits positive affect. J. Personal. Soc. Psychol. 81:989-1000
153. Yik MSM, Meng Z, Russell JA. 1998. Adults' freely produced emotion labels for babies' spontaneous facial expressions. Cogn. Emot. 12:723-30
154. Yik MSM, Russell JA. 1999. Interpretation of faces: a cross-cultural study of a prediction from Fridlund's theory. Cogn. Emot. 13:93-104
155. Zivin G. 1977. Facial gestures predict preschoolers' encounter outcomes. Soc. Sci. Inf. 16:715-30