160591
The Association , founded in 1994 by Israel W. Charny , Helen Fein ( who also served as its first president ) , Robert Melson , and Roger Smith , meets to consider comparative research , important new work , case studies , the links between genocide and other human rights violations , and prevention and punishment of genocide .
 Helen Fein, Robert Melson
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Helen Fein, Robert Melson