Former President George W. Bush will deliver the keynote luncheon address at Hart Energy’s 5th annual DUG East conference and exhibition. This year’s event will be held Nov. 13-15 at the David L. Lawrence Convention Center in Pittsburgh.Bush returns to the DUG (Developing Unconventionals) conference series by popular demand. In 2011, he addressed more than 2,500 DUG conference attendees in Ft. Worth.The conference provides detailed exploration and drilling activity updates, technology exhibits, and peer-to-peer networking for those doing business in the Appalachian Basin. It focuses on the growth producers, service ...