The National Association of Chain Drug Stores announced a successor for Larry Merlo as its new board of directors chairman, along with several other elected officers, at its 2011 Annual Meeting. Robert Loeffler, who serves as H-E-B's chief administrative officer, will replace Merlo, who is CVS Caremark president and CEO, as NACDS board chairman. Additionally, Walgreens president and CEO Greg Wasson was elected vice chairman, while Thrifty White president and CEO Robert Narveson was named treasurer.