ALA Annual 2009-Chicago Join the Authority Control Interest Group at ALA Annual as we celebrate 25 years of involvement in the development of metadata management as it relates to authority control. The meeting will be held July 12, 2009 from 1:30-5:30, at the MCCORMICK PLACE WEST Room W-179 (Level 1). An information packed program will be followed by a reception and then a business meeting. The meeting is open to all ALA attendees.