A library manager is responsible for the overall administration and operation of a library. However, there are numerous synonyms for such a position, including librarian in charge, library director, library administrative officer, chief librarian, bibliothecary, library supervisor, and library coordinator. Each of these titles emphasizes different aspects of the manager's role. Some refer to the person's position as a team leader, while others highlight their role in preserving books and information. Despite the differences in titles, all synonyms share the primary responsibility of ensuring that the library runs smoothly and provides the best possible service to its users.