Kathleen T. Horning is the director of the Cooperative Children's Book Center of the School of Education at the University of Wisconsin-Madison. She was also a children's librarian at Madison Public Library for nine years.

Ms. Horning was the president of the Association for Library Service to Children of the American Library Association in 2007, as well as president of the United States Board on Books for Young People in 2003. She has chaired or served on a variety of children's book award committees, including the Américas Award, the Charlotte Zolotow Award, the John Newbery, USBBY's Hans Christian Andersen Award, the Coretta Scott King Award, the Mildred L. Batchelder Award, the ALA/ALSC's Notable Children's Books, and the NCTE Lee Bennett Hopkins Award committees, and she was selected to deliver the 2010 May Hill Arbuthnot Honor Lecture.

She is the coauthor with Ginny Moore Kruse of Multicultural Literature for Children and Young Adults and of CCBC Choices, an annual publication reviewing the best books for children and young adults. She has a BA in linguistics and a master's degree in library and information studies, both from the University of Wisconsin-Madison.