The Expression of the Emotions in Man and Animals usually been viewed in its relationship to Darwin's conception of "natural selection" as the central mechanism of evolutionary development, which he probably grasped some time around September 1838. These notes have a tentative and fragmented quality, especially in Darwin's descriptions of conversation with his father (a successful doctor with a special interest in psychiatric problems) about recurring patterns of behaviour in successive generations of his patients' families. Darwin was anxious about the materialistic drift in his thinking – and of the disrepute which this could attract in early Victorian England – at the time, he was mentally preparing for marriage
Stare-in-the-crowd effect How to build a baby that can read minds: Cognitive mechanisms in mind reading. Cahiers de Psychology Cognitive/Current Psychology of Cognition, 13, 513–552. Darwin C, (1904) The Expression of Emotions in Man and Animals (London: Murray) (original work published 1872). Ellsworth, P. C., and Carlsmith, J. M. (1973) Eye contact and gaze aversion in aggressive encounter. Journal of Personality and Social Psychology, 33, 117–122. Emery, N. J. (2000) The eyes have it: The neuroethology, function and evolution of social gaze. Neuroscience and Biobehavioral Reviews, 24, 581–604. Gibson, E J. (1969) Principles of Perceptual Learning and Development (New York: Academic Press).