The Rita Horner Oral History, dated 1999-2001, contains audio recordings, administrative information, and transcripts of the interview between Dr. Horner and Brian Shoemaker of the American Polar Society conducted on August 18, 2000. This interview was a part of a series of polar oral histories sponsored by the American Polar Society and Ohio State University's Byrd Polar Research Center Archival Program, with funding from the National Science Foundation. Major topics discussed include Horner's career in polar biological research, the difficulties of being a female scientist in the 1960s and 1970s, and details of her research into ice phytoplankton.