Peter Gray will step down as chief executive officer of ICON PLC, after 14 years with the company, including nine in his current role. The board has appointed Ciaran Murray, who has held the position of chief financial officer for the past 6 years, to succeed Mr. Gray, effective October 1, 2011. Mr. Murray has also been appointed as a member of the board. Mr. Gray has agreed to take on the role of vice chairman to facilitate a smooth transition and to assist the board in continuing strategic dev...