William McDonough

William McDonough (born 1951) is an American architect and designer known for advancing sustainable design. He co-developed the Cradle to Cradle framework with German chemist Michael Braungart, promoting products and systems designed for continual reuse rather than waste. McDonough has worked as an architect and consultant on environmentally focused projects and has advised organizations on integrating ecological principles into design and manufacturing. His writing and public speaking have helped popularize ideas such as circular material flows, renewable energy use, and designing for human and environmental health. Through his practice and advocacy, he has influenced contemporary discussions of green building and responsible industrial design.