 In April 2008, it was disclosed that, in his role as chief executive of Burson-Marsteller, Penn had met with Colombian government representatives to discuss promoting a free-trade agreement opposed by Clinton.Penn stepped down from his role as chief strategist but he and PSB continued to poll and provide advice for the campaign.PSB organized polling during the Venezuelan recall referendum of 2004 of President Hugo Chávez and released poll results on election day, predicting that 59 percent of voters were in favor of recalling Chávez.