The American Library Association found that in 2023 that
These statistics were based on 1,247 cases with known locations.
Book challenges are initiated by parents, patrons, lawmakers, school boards/administration, political and religious groups, and more.
"Banned Books Week was launched in 1982 in response to a sudden surge in the number of challenges to books in libraries, bookstores, and schools. By focusing on efforts to remove or restrict access to books, Banned Books Week draws national attention to the harms of censorship. Typically (but not always) held during the last week of September, the annual event highlights the value of free and open access to information and brings together the entire book community — librarians, educators, authors, publishers, booksellers, and readers of all types — in shared support of the freedom to seek and to express ideas." - American Library Association
Before we explore the different types of censorship impacting libraries, it is important that we describe what types exist and how they impact libraries and their communities:
"A challenge is an attempt to remove or restrict materials, based upon the objections of a person or group.
A banning is the removal of those materials. Challenges do not simply involve a person expressing a point of view; rather, they are an attempt to remove material from the curriculum or library, thereby restricting the access of others. "
Source: ALA's page on banned & challenged books, https://www.ala.org/bbooks/banned
Books are challenged, often, with good intentions. The goal is to protect others, particularly minors, from difficult ideas and information (American Library Association). Titles that were challenged are often deemed "sexually explicit" or contain "offensive language." Sometimes, materials are deemed "unsuited to any age group."