Intellectual freedom is one of the central principles of libraries. But what does this mean in practice? And how do trustees, librarians, and library staff cope with difficult questions of censorship, human rights, and freedom of speech? Who makes these difficult decisions? This is a summary of a conference session led by a panel of trustees and librarians discussing what happens when a library is faced with challenges to the books it has on its shelves, the people it has in its meeting rooms, and what people access via Internet stations