Montréal, Canada - The Right Honourable Brian Mulroney, Chairman of the Board of Quebecor World Inc., is pleased to announce the appointment of  Mr. Wes Lucas as President and Chief Executive Officer of the Company replacing Pierre Karl Péladeau. Mr. Lucas's appointment is effective May 11, 2006. "The Board and I thank Pierre Karl Péladeau for his extraordinary service as President and CEO of Quebecor World. Despite a challenging environment, Pierre Karl has done an excellent job in positioning Quebecor World for the future," said Mr. Mulroney.  "I would like to underline the fact that during his tenure Pierre Karl has visited all of our global facilities to produce a comprehensive investment and retooling plan that will make our Company the most cost effective and technologically advanced in our industry.  This plan, in concert with ongoing cost containment and cost reduction initiatives, is on schedule to deliver improved efficiencies. Pierre Karl will continue to play an important role in Quebecor World as Chairman of the Executive Committee." "In welcoming Wes Lucas to Quebecor World, the Board of Directors and I believe he has the right background and experience to deliver increased value to our customers, shareholders and employees. As the former President and CEO of one of our principal suppliers Wes has extensive knowledge of the printing industry, " said Mr. Mulroney. "This combined with his entrepreneurial and global experience make him an excellent choice to lead Quebecor World." Mr. Lucas was previously Chairman, President and Chief Executive Officer of Sun Chemical, the world's largest producer of inks and pigments. Prior to joining Sun Chemical in August 2001, he was a Vice President in AlliedSignal Corporation's Engineered Materials Sector (now Honeywell), President of Styrenics at Nova Chemicals Corporation, and held several positions at Chevron Corporation. Mr. Lucas has deep strategy and marketing experience as a consultant, as well as entrepreneurial experience with a software company.                    Mr. Lucas is a graduate of the Harvard Business School with a master's degree in Business Administration. He received a bachelor's degree in Finance and Accounting from the University of California at Berkeley. Mr. Lucas is an American citizen, and originally from Woodland, California, USA. He is married with two daughters. Mr. Lucas and his family will be based in Montreal, Quebec, Canada.  In a separate release by Quebecor Media it was announced that Mr. Péladeau is assuming the title of Vice Chairman of the Board and Chief Executive Officer of Quebecor Media and retaining his position as President and CEO of Quebecor Inc.