His style is very personal, he can not be classified in the great schools of his time as Academism, Naturalism, Realism or Impressionism. It is very representative of its time precisely because it can hardly be attached to a school. All European painting between 1815 and 1940 is characterized by its great diversity of styles and themes. The diversity of opposing ideologies is one of the factors of political instability and the cause of successive wars, but in art the period is rich in its pluralism. Henner's manner of painting, however, is very modern. It can not be confused with Bouguereau. His style favors sketching and coloring compared to the rigor of the drawing.