The Expression of the Emotions in Man and Animals and the Evolution of Mind – Early Writings of Charles Darwin" (1980). Development of the Text 1866 - 1872: Very little of Darwin's turmoil surfaced in "On the Origin of Species" in 1859, although Chapter 7 contains a mildly expressed argument on instinctive behaviour. In the public management of his evolutionary theory, Darwin understood that its relevance to human emotional life could draw a hostile response. Nevertheless, while preparing the text of "The Variation of Animals and Plants under Domestication" in 1866, Darwin took the decision to publish a book on "human" ancestry, sexual selection and emotional life. After his
Body language develop a more personal rapport. Scholars have long debated on whether body language, particularly facial expressions, are universally understood. In Darwin’s (1872) evolutionary theory, he postulated that facial expressions of emotion are inherited. On the other hand, scholars have questioned if culture influences one’s bodily expression of emotions. Broadly, the theories can be categorized into two models: The cultural equivalence model predicts that "individuals should be equally accurate in understanding the emotions of ingroup and outgroup members" (Soto & Levenson, 2009). This model is rooted in Darwin’s (1872) evolutionary theory, where he noted that both humans and animals share similar