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Roger McNamee is a member of the Wikimedia Foundation 's advisory board , and acts " as a special advisor to the Executive Director on business and strategy issues . "
 Roger McNamee, Wikimedia 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:
 Roger McNamee, Wikimedia Foundation