In 1943 psychologist Henry Murray used two images from the work in his Thematic Apperception Test of personality traits . " Madman's Drum " is considered less successfully executed than " ", and Ward streamlined his work in his next wordless novel, " Wild Pilgrimage " ( 1932 ).
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Bellak was widely known in the field for his work with the Thematic Apperception Test, known as the TAT, which uses a series of evocative pictures to reveal subjects'unconscious fantasies, and the development of a version of the test for children, the Children's Apperception Test, referred to as the CAT.
