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He held the athletic director position at Iowa State University from 1983 to 1993 , and then served as the Athletics Director at Kansas State University from 1993 until his retirement in 2001 .
 Iowa State University, Kansas State 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:
 Iowa State University, Kansas State University