In this, first part of the three part series from the Feb. 29th meeting of the Bay Area Building Science Collaborative Meeting(www.BABSC.org), architect David Arkin talks about the design of the Cereza Passive House, including the evolution of the schematic design, the restrictions placed on him and his team by the planning department, and the goals of the client for their new home. Additionally, David introduces the EcoCocon panels, the Rammed Earth Panels and the cork insulation.