The contribution made by Fran Hayes to industrial relations in Australia has been referred to in positive ways by numerous people, both during her lifetime and since her untimely passing. Natalie Lang, ACTU Director of Education and Capacity Building, described Fran as a 'union legend' (Hayes, 2019) and Philippa Hall recently referred to her as a 'Social justice warrior and union legend who was forever feminist', in her Obituary published in the Sydney Morning Herald (7 January 2024).Fran Hayes was in the vanguard of an 'Industrial Relations Revolution' as outlined at length by journalist, David Solomon in the Australian Financial Review on 10 June 1983. The revolution followed hearings held on 8 and 9 March 1983 before the High Court in R. v. Coldham; Ex parte the Australian Social Welfare Union29 ("CYSS Case") and centred on the Court's unanimous decision, handed down on 9 June 1983, in favour of the Social Welfare Union's appeal for an Award for workers of the Community Youth Support Scheme (CYSS).The fundamental change to the High Court's interpretation of the Constitutional provisions on industrial disputes had been initiated in 1979 and led by Fran, a woman who began as the National Award Campaign Organiser (NAC) with the Australian Social Welfare Union (ASWU) in December 1977, soon after graduating from university, the first in her family to do so (Hall, 2024). She was the first ASWU organiser and she worked collaboratively with colleagues Kim Anson (now an organisational strategic adviser), Bob Boughton (now Adjunct Professor,