Colleen Barbus, librarian and archivist for the ALA Library in Chicago. Photo: Lauren Ehle Like many American Library Association (ALA) staffers, librarian and archivist Colleen Barbus remembers the Association’s previous headquarters—especially the tendency of new employees to eventually “stumble across the ALA Library and say, ‘Oh, I didn’t even know this was here,’” she says. “The stacks led you into a couple of little rabbit warrens.” The rabbit-warren days are over. Since ALA headquarters moved in 2020 to its present location at Chicago’s 225 North Michigan Avenue, Barbus has presided over a completely reimagined in-house library. Visitors step off the elevator to find a large, open, bright area that’s home to not only the office’s main reception desk but also row upon row of low book-filled shelves, “kind of elementary-school style,” Barbus says.…