Dr. Karen K. Lee, MD, MHSc is Senior Advisor of Built Environment and Healthy Housing at the NYC Department of Health and Mental Hygiene. Dr. Lee began her work in NYC’s Health Department directing the Built Environment Program for over 7 years. During that time, Dr. Lee was lead for the Health Department in its work with 11 other city agencies in the development, and policy and practice implementation, of the Active Design Guidelines, published in January 2010 and named in the US Environmental Protection Agency’s 2010 Smart Growth Achievement Award for Overall Excellence, the 2011 Robert Wood Johnson Foundation Active Living Research Translating Research to Policy Award, the 2011 Sustainable Buildings Industry Council Grand Prize, the 2011 American Institute of Architects Collaborative Achievement Award, and the 2012 World Cities Prize. Dr. Lee has worked closely with the USGBC to create the LEED Innovation Credit for Physical Activity-Promoting Design and the Pilot Credit “Design for Active Occupants,” as well as Active Design Index. Dr. Lee is also an Adjunct Professor at the Schools of Public Health at the University of Toronto and University of Alberta (also a World Health Organization Collaborating Center for Non-Communicable Disease Policy) in Canada. She also consults to government and non-government entities around the globe on healthy built environment issues.