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The Wegman Report ( officially called the Ad Hoc Committee Report on the ' Hockey Stick ' Global Climate Reconstruction ) was prepared in 2006 by three statisticians led by Edward Wegman at the request of Rep. Joe Barton of the United States House Committee on Energy and Commerce to validate criticisms made by Stephen McIntyre and Ross McKitrick of reconstructions of the temperature record of the past 1000 years , in particular the reconstructions by Mann , Bradley and Hughes which had become the focus of the hockey stick controversy .
 Wegman, Global Climate, Edward Wegman, Rep. Joe Barton, Stephen McIntyre, Ross McKitrick, Mann, Bradley, Hughes
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Wegman, Global Climate, Edward Wegman, Rep. Joe Barton, Stephen McIntyre, Ross McKitrick, Mann, Bradley, Hughes