Bio: Warren Karlenzig is president of Common Current (www.commoncurrent.com), a global consultancy for urban sustainability planning, policy and development. Warren has recently worked with the United Nations / the People's Republic of China (Shanghai Manual for Sustainable Cities); the United States government (US Department of State, White House, US DOE, US EPA); the nation of South Korea ("New Cities Green Metrics"); The European Union ("Green and Connected Cities Initiative"); the State of California ("Comprehensive Recycling Communities" and "Sustainable Community Plans"); major cities (Guangzhou, China; Los Angeles); and the world's largest corporations developing policy, strategy, financing and critical operational capacities for 20 years. Other clients have included the Asian Institute for Energy, Environment and Sustainability; the David and Lucile Packard Foundation; a major mixed-use real estate development corporation; sustainability non-profits; and global corporations, including Chevron and General Electric. He is author of How Green is Your City? The SustainLane US City Rankings, among other books and publications. Warren has appeared in media including The Wall Street Journal, CNN, CNBC, Forbes, The New York Times and The Washington Post. The former Chief Strategy Officer of SustainLane, he devised, planned, designed and directed both the SustainLane US City Rankings and the SustainLane Government knowledge base for sustainability best practices in state and local governments. He also led consulting engagements with the State of California focused on green city performance metrics for a successful pilot program. As Lead Strategist for Dimension Data/ Proxicom, Warren led executive-level strategy engagements for clients including General Electric and Chevron. His area of expertise included developing corporate knowledge management initiatives directly impacting corporate governance, supported by systems utilizing complex intellectual property information and data management. Warren previously served as editor-in-chief for Knowledge Management magazine. He has been a consultant with clients including the White House Office of Science and Technology, for which he helped plan an eco-industrial park; the US EPA Futures Group and the US Department of Energy. He authored A Blueprint for Greening Affordable Housing, the first substantial work on the subject (Global Green USA, 1999) and he co-authored San Francisco's influential Sustainability Plan, which was adopted by the city in 1997. The section he co-authored ("Economy and Economic Development") was directly cited in San Francisco's 1999 and 2003 green building ordinances. How Green is Your City?, which Warren authored, was published in 2007 by New Society Publishers, and he contributed a chapter to Growing Greener Cities: Urban Sustainability in the 21st Century published in 2008 by the University of Pennsylvania Press and the Wharton School of Business. Warren is on the Boards of The Climate Change Center and the Korea Green Foundation. He has an MFA from Naropa University and a Bachelor of Science degree from University of Illinois at Urbana-Champaign. He is a Fellow with The Post Carbon Institute and CEO of the Institute for Strategic Resilience based in Shanghai, China and California.