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
Gender and emotional expression involves both detection and expression of emotions or moods. The ability to detect non-verbal cues leads to successful communication of emotions. In computer-mediated communication (CMC), the absence of body language and visibility restricts one's ability to correctly recognize other's emotions. For this reason, emoticons are widely used in online communication to replace non-verbal behaviors that emphasize or clarify one's feelings. Surprisingly, there is no static gender difference in the use of emoticons. In some studies, both men and women display an increase in emoticon use in the context of a mixed-gender group chat. Others show that men use more emoticons