David is a leader in applications of regenerative principles in the built environment. He is focused on the creation of enduring economic, ecological, and cultural value; community; health; well-being; and inspiration. David is a principal with SERA Architects and is a leader of the California practice. He was a partner at William McDonough + Partners, guiding the implementation of the Cradle to Cradle sustainability protocol in the architectural practice. David is active with AIA, ULI, and SPUR. David is also an advisor to The Healthy Building Network (HBN), The Green Science Policy Institute, The Healthy Product Collaborative, GlobalSF, The California Forward Capital Market Task Force, and Drawdown Bay Area. David lectures on regenerative design and was a design studio instructor at Stanford University. At COP26, he was named by the American Energy Society (AES) one of the 500 global sustainability thought leaders.