First offered to public libraries in 2004, downloadable audiobooks have grown by leaps and bounds. According to the Audio Publishers Association, their sales today account for 21% of the spoken-word audio market. It hasn't been easy, however. WMA. DRM. MP3. AAC. File extensions small on letters but very big on consequences for librarians,…

Focusing on online library catalogs as examples of human relationships as they are involved in process of technological innovations, this paper discusses introduction of innovation using a process model based on public policy research (theory) and experiences of Northwestern University with its online catalog (application). Five references are…