The role of consumer speech acts in brand activism: A transformative advertising perspectiveFletcher-Brown, Judith; Middleton, Karen; Thompson-Whiteside, Helen; Turnbull, Sarah; Tuan, Annamaria; Hollebeek, Linda DesireeJournal of Advertising2024 / 20 phttps://doi.org/10.1080/00913367.2023.2288828