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Education Kilduff earned a Ph.D. in biological sciences from Stanford University , where he was also awarded fellowships from the Danforth Foundation , the Grass Foundation , and the National Science Foundation .
 Stanford University, Danforth Foundation, Foundation, National Science Foundation
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Stanford University, Danforth Foundation, Foundation, National Science Foundation