ATLANTA, March 13, 2014 (GLOBE NEWSWIRE) -- MedAssets, Inc. (Nasdaq:MDAS) is pleased to announce that R. Halsey Wise has joined the company's board of directors. Mr. Wise is the founder and chief executive officer of Lime Barrel Advisors, a private investment firm. In his new position with MedAssets, Mr. Wise will also be a member of the information technology and compensation committees of the board of directors.