Daniel E. Williams, is a Seattle author and practicing architect and planner. He is an internationally recognized expert in sustainable architecture and urban and regional design. He served as 2006 chair of the National AIA’s Sustainability Task Group and was a member of the national advisory council for United States Environmental Protection Agency, EPA – NACEPT. Mr. Williams has been an invited speaker and held workshops at national conventions for AIA, APA, ASES, ASLA, AWRA, CNU, ULI, and USGBC. He participated in the development of the Council of Mayor’s 2030 resolution; he presented Watershed Planning Initiatives for the Center for Neighborhood Technologies in Chicago; wrote and directed the AIA/EPA grant – Conference on Water + Design in Washington D.C.; and co-authored the Barcelona Declaration of Sustainability for UIA. In 2003 he chaired the National Committee on the Environment -COTE – for the American Institute of Architects and chaired the Task Force on the Environment and Energy for the Congress for the New Urbanism from 1996 – 2000.

Mr. Williams was named Eminent Scholar and Distinguished Alumni in 2000 at the University of Florida and was inducted as Fellow in the American Institute of Architects in 1998. His book Sustainable Design: Ecology, Architecture and Planning published Earthday 2007 was named top five books in planning by Planetizen in 2007 and runner up to best book on sustainable design by the Royal Architects in 2007.