David is a recognized leader in integrated design with three decades of international experience. David leads the California practice for SERA Architects, a 180-person design and planning firm committed to positive, regenerative and sustainable design. Prior to SERA, David was a partner at William McDonough + Partners, where he managed the international practice for seven years and guided the firm’s implementation of the Cradle to Cradle sustainability protocol within the firm’s building and community designs. David is an expert advisor on Integrated High Performance Design and Circular Economy strategies. David an advisor to Healthy Building Network (HBN) and the HomeFree Program. As an educator, David taught the regenerative design studio at Stanford University. David served as Planning Commissioner in California and is actively involved with the AIA, ULI and SPUR, a Bay Area planning body, where he is a member and advisor of the Bay Area Regional Water and Policy Board.