William Andrews McDonough is an American designer, advisor, author, and thought leader. McDonough is founding principal of William McDonough + Partners, co-founder of McDonough Braungart Design Chemistry with German chemist Michael Braungart as well as co-author of Cradle to Cradle: Remaking the Way We Make Things and The Upcycle: Beyond Sustainability—Designing for Abundance, also with Braungart.