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He is noted for popularizing flowchart s in the 1930s , and is remembered as " father of work simplification " Life and work In the 1920s Mogensen received his BA in Industrial Engineering at Cornell University , where he had studied the methods of Frank Bunker Gilbreth , Sr. .
 Cornell University, Frank Bunker Gilbreth , Sr.
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Cornell University, Frank Bunker Gilbreth , Sr.