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,
The Man in a Case Man in a case" worked. The exact prototype of Belikov is unknown. Some contemporaries (including V.G. Bogoraz and M.P. Chekhov) considered that the teacher of Ancient Greek language and the inspector of the Taganrog gymnasium A.F. Dyakonov was a prototype of "the person in a case", others described the traits of character of Dyakonov disproving opinion of the first. So, P.P. Filevsky noted Dyakonov's generosity and wrote: "I positively claim that between "The man in a case" and A.F. Dyakonov there is nothing in common and no local color can be found in this work by A.P. Chekhov". The cost