[3] Before entering politics, Horder was a teacher, and then a public servant with the Department of Education.
[8] Horder thereby became the first woman to lead a parliamentary Labor Party in any of the Australian states or territories, albeit in a parliament that only had an advisory role.
[13] In 1984 she unsuccessfully sought Labor pre-selection for the Federal Division of Fowler, losing out to Ted Grace.
[14] The day after Horder announced her resignation as leader and from the House of Assembly, she was appointed as a ministerial consultant by Chris Hurford, the Minister for Immigration and Ethnic Affairs.
[21] Horder is vice-chairperson of Sunnyhaven Disability Services and part-time Chair and managing director of the National Standards Development Organisation.