The Expression of the Emotions in Man and Animals is discussed in detail by Lucille Ritvo.John Bowlby makes extensive reference to Darwin's ideas in his presentations of attachment theory. Constitutional (psychosomatic) theories of personality were elaborated by Paul Schilder (1886 - 1940) with his notion of the body image, by the psychiatrist Ernst Kretschmer and in the (now largely discredited) somato-typology of W H Sheldon (1898 - 1977). The biology of the human emotions was further explored by Desmond Morris in his (richly illustrated) popular scientific book "Manwatching".In 2003, the New York Academy of Sciences published "Emotions Inside Out: 130 Years after Darwin's The Expression of the Emotions in
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,