Asit K. Biswas is one of the world’s leading authorities on water, environment and development-related issues. A distinguished  academic, he has been an advisor and confidant to Presidents, Prime Ministers and Ministers in 21 countries, six Heads of United Nations Agencies, two Secretary-Generals of OECD, several Heads of bilateral aid agencies, and four CEOs or Chairmen of major MNCs. He has received numerous international awards, including Stockholm Water Prize, considered to be the Nobel Prize for water. Recipient of seven Honorary Doctorates from leading global universities, he is the author of 88 books. His work has been translated into 42 languages.  Pawan K. Sachdeva is an engineer with a MBA and a Master’s degree in public policy. He has consulted and researched on the performances of water utilities in many states of India, different urban centres of Cambodia, and other Asian cities. At present he is a Non-Executive Director ofWater Management International Private Ltd. of Singapore. He has also been an Adjunct Professor to Indian Institute of Technology, Kharagpur (India). Cecilia Tortajada has been an advisor to major international institutions like FAO, UNDP, JICA, ADB, OECD, IDRC and GIZ, and has worked in numerous countries in Africa, Asia, North and South America, and Europe on water and natural resources management and environment policies. Winner of the prestigious Crystal Drop Award of the International Water Resources Association, she is also a member of the OECD Initiative on Water Governance and member of the International Selection Committee, Millennium Technology Prize, Technology Academy Finland.  She is a past President of the International Water Resources Association and Editor‐in‐Chief of the International Journal of Water Resources Development. She is the author and editor of more than 40 books. A leading global authority on urban water and wastewater management, her work has been translated into seven languages.