Harriet Kingaby is a founder, speaker, thought leader and mentor accelerating solutions to information integrity at the intersection of advertising, human rights and climate change. She is Co‑Chair of the Conscious Advertising Network, a coalition of more than 200 members from agencies, brands and civil society groups working to ensure advertising works for everyone. Widely recognised for her work on climate misinformation, greenwashing and conscious media investment, she has addressed the UN Forum for Business and Human Rights, spoken at Cannes Lions, and was named by Forbes as one of 43 people changing advertising for the climate. Harriet previously co‑founded ACT Climate Labs at Media Bounty, creating Ad Net Zero award‑winning campaigns and research on Persuadable audiences. She co‑founded We Are Europe and change agency BoraCo and has worked with Sky Ocean Rescue and Kantar. A former Mozilla Trustworthy AI Fellow, she works globally as a speaker, consultant and mentor.