The Expression of the Emotions in Man and Animals in the field of comparative psychology and his impact on academic psychology was muted, partly because of the widespread influence of the behaviourist school during the twentieth century. The lavish style of biological illustration was followed in work on animal locomotion by photographer Eadweard Muybridge (1830–1904)(leading to cinematography), and by the Scottish naturalist James Bell Pettigrew (1832–1908); in the extensively (and controversially) illustrated works of the evolutionary biologist Ernst Haeckel; and – to a lesser extent – in D'Arcy Thompson's "On Growth and Form" (1917). Darwin's ideas were followed up in William James' "What Is An Emotion ?" (1884); and,
Emotions in the workplace to motivate those around him/her and have more opportunities within the company. Being able to bring out positive emotions and aware of how to do this can be an incredibly useful tool in the workplace. "Positive mood also elicits more exploration and enjoyment of new ideas and can enhance creativity" (Isen, 2000). A manager who is able to reward and speak to his employees in a way that brings out their positive emotions will be much more successful than one who lacks these skills. “As the nature of the U.S. and global economies is increasingly transforming from manufacturing to service,