Rachel Arthur

Rachel Arthur is a leading sustainability strategist and advocate reshaping the fashion industry through systems thinking and collaborative action. As Advocacy Lead for Sustainable Fashion at the United Nations Environment Programme, she spearheads global initiatives addressing overconsumption and social injustice, authoring influential resources including the UNEP Sustainable Fashion Communication Playbook. Recognised in the Vogue Business 100 Innovators list and as an award-winning journalist, Rachel advises multinationals and startups whilst co-founding FashMash, a global community championing inclusivity in fashion. Her sessions equip organisations with practical strategies to embed sustainability into business models, shift consumer narratives, and create meaningful long-term value within their industries.

Rachel Arthur co-founded FashMash, a global community championing inclusivity and mentorship in fashion, to create pathways for underrepresented voices in an industry often criticised for its exclusivity. Her career has been shaped by a conviction that fashion can become a force for good, and she has spent more than a decade tracking signals of transformation, writing about innovation, and working directly with brands to embed sustainability into their operations. Now serving as Advocacy Lead for Sustainable Fashion at the United Nations Environment Programme, she spearheads initiatives that challenge overconsumption and social injustice, authoring influential resources such as the UNEP x UN Climate Change Sustainable Fashion Communication Playbook. Her work bridges the gap between aspiration and action, translating complex environmental and social challenges into strategies that businesses can implement at scale.

Rachel's credibility stems from her dual expertise as both a sustainability strategist and an award-winning business journalist. She has advised multinational corporations and startups alike, helping them navigate the transition towards circular business models and responsible production. Her journalism has earned recognition from Glamour and Fashion Monitor, and she has been named to the Vogue Business 100 Innovators list, reflecting her influence across both media and industry. Through her writing and advisory work, she has consistently highlighted emerging solutions, from regenerative materials to transparent supply chains, whilst holding the sector accountable for its environmental and social footprint. Her TEDx talks and appearances at events such as the Global Fashion Summit further demonstrate her ability to distil urgent issues into compelling narratives that resonate with diverse audiences, from boardrooms to public forums.

Rachel equips organisations with practical frameworks to rethink value creation, helping leadership teams move beyond greenwashing towards meaningful, measurable change. Her sessions provide actionable insights on shifting consumer narratives, embedding sustainability into core business strategy, and fostering collaboration across supply chains. Audiences leave with clarity on how to address systemic challenges within their own sectors, armed with tools to drive transformation that balances commercial success with social and environmental responsibility. Whether speaking to fashion executives, sustainability professionals, or cross-industry innovators, Rachel inspires lasting impact by demonstrating that systemic change is not only necessary but achievable when businesses commit to long-term thinking and collective action.