Premise: Helen Gardner (art historian) . In 1920 she began lecturing at the School of the Art Institute of Chicago , where she would spend the rest of her career , with the exception of short appointments at UCLA and the University of Chicago . In 1919 , she became the head of the photograph and lantern-slides department at the Ryerson Library of the Art Institute of Chicago .
Hypothesis: Helen Gardner lectured in Chicago.
Label: ENTAILMENT