Karen Harbert to Speak on Energy at Little Rock Luncheon by Lee Hogan Posted 2/19/2014 09:59 am Updated 4 years ago Karen Harbert, the president and CEO of the U.S. Chamber Institute for 21st Century Energy, is scheduled to speak at a downtown Little Rock luncheon Feb. 25. Want the Full Article? Get Unlimited Archive Access for $19.95 per Year Readers must pay to access articles older than 15 days. Articles newer than 15 days are not included in this offer. Purchase Now Already have archive access? Login to view this article.