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In particular , historians of psychology tend to argue 1 ) that introspection once was the dominant method of psychological inquiry , 2 ) that behaviorism , and in particular John B. Watson , is responsible for discrediting introspection as a valid method , and 3 ) that scientific psychology completely abandoned introspection as a result of those critiques .
 John B. Watson
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
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Text: {0} 
Answer:
 John B. Watson