Premise: Helen Gardner ( 1878 -- 1946 ) was an American art historian and educator . Her Art Through the Ages remains a standard text for American art history classes . From the frustration of not being able to find a comprehensive textbook that had a broad enough coverage in art history , she resolved the problem by writing such book herself , which resulted in a popular art history textbook used for decades , Art Through the Ages .
Hypothesis: Helen Gardner had knowledge of art history.
Label: ENTAILMENT