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Joseph Massucci ( born in Pittsburgh , Pennsylvania ) is the author of several bestselling techno-thriller s. He has written more than 2,200 articles for corporate and trade publications on a variety of topics , and he is now founder and owner of Safari Multimedia , LLC .
 Joseph Massucci, Pittsburgh , Pennsylvania
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Joseph Massucci, Pittsburgh , Pennsylvania