McDonough Braungart Design Chemistry (MBDC) is a firm founded in 1995 by world-renowned architect William McDonough and chemist Dr. Michael Braungart. They are co-authors of Cradle to Cradle: Remaking the Way We Make Things (2002), widely recognized as one of the most consequential ecological manifestos of our time, and The Upcycle: Beyond Sustainability–Designing for Abundance (2013). These books define the Cradle to Cradle principles and illustrate the concepts using the work of MBDC over the past 17 years helping clients go beyond minimizing harm and towards a wholly positive impact on the planet.