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in his book , fareed zakar ericks a joins us now to talk about democracy and iraq ' s future .
 iraq, us, his, fareed zakar ericks
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: organization, person, geographical social political, vehicle, location, weapon, facility 
Text: {0} 
Answer:
 iraq, us, his, fareed zakar ericks