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He was previously an associate professor of American Jewish history at the University of Hartford , a visiting professor at the Jewish Theological Seminary of America , and the Taube Research Fellow in American History at the Hoover Institution at Stanford University .
 Jewish, University of Hartford, Jewish Theological Seminary of America, Hoover Institution, Stanford University
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Jewish, University of Hartford, Jewish Theological Seminary of America, Hoover Institution, Stanford University