Brennan's caricature generator was used to test recognition of caricatures. The specific features of these caricatures became widely accepted as accurate portrayals. Steadman is renowned for his political and social caricatures, cartoons and picture books. Walt Disney had decided to become a newspaper cartoonist drawing political caricatures and comic strips. Tracy characters were often caricatures of celebrities. The abhorrence may be expressed in the form of stereotypes or caricatures. He drew portraits of all the participants, along with a series of smaller caricatures. The most popular was "Punch", which popularized the term "cartoon" for its humorous caricatures. He enjoyed making caricatures and silhouettes of his classmates. Other character names mark their bearers as semi-monstrous caricatures. The city has a tradition of political graffiti which includes limericks and caricatures. Another (unnamed) critic referred to the stories told in the film as "simplistic, even caricatures". Poe and English had several confrontations, usually revolving around literary caricatures of one another. "Timex Timepass", in which he shifted between the caricatures of characters. Whistler was seldom without his sketchbook and was popular with his classmates for his caricatures.