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,
History of union busting in the United States born. The new practitioners were armed with degrees in industrial psychology, management, and labor law. They would use these skills not only to manipulate the provisions of national labor law, but also the emotions of workers seeking to unionize. After passage of the Wagner Act in 1935, the first nationally known union busting agency was Labor Relations Associates of Chicago, Inc. (LRA) founded in 1939 by Nathan Shefferman, who later in 1961 wrote The Man in the Middle, a guide to union busting, and has been considered the 'founding father' of the modern union avoidance industry. Shefferman had been a