
Bill Wescott
Lead Climate Advisor , Ad Net Zero
Bill has been a leader in innovation, sustainable development, climate change, and the circular economy for four decades. In his focus on the ad sector's role in climate action, he serves as the lead climate advisor to Ad Net Zero and Chair of the Climate Science Expert Group for the Global Media Sustainability Framework. He speaks often on both decarbonizing advertising and using the sector's ability to change behavior to accelerate climate action, serving as co-chair of Ad Net Zero's US working group on behavior change and co-creator of Every Brief Counts. Bill also serves as a Senior Fellow at the U.S. Council on Competitiveness, a lifetime member of the Council on Foreign Relations, and an advisor to variety of client organizations through his firm BrainOxygen LLC. Bill has extensive international experience, having worked on five continents in four languages (English, Spanish, Portuguese, Italian), and lived in Italy, Brazil, Mexico, and India. Bill has a Ph.D. in Engineering and Public Policy from Carnegie Mellon and BSE in Chemical Engineering from Princeton. He is an active mentor to entrepreneurs and is the author of a children's picture book series on climate change.