Kathleen de la Peña McCook is a library scholar and librarian.

Much of her work centers around human rights, First Amendment issues, and the freedom of information.

[2] McCook has been active in a number of professional organizations within the field of librarianship.

She was highly involved in the American Library Association's Committee on the Status of Women in Librarianship.

[3] She was the recipient of the REFORMA 2016 Elizabeth Martinez Lifetime Achievement Award.