A graduate of the the Hebrew University and Edinburgh University, Faculty of Science and Engineering, UK. Senior expert and international consultant on water resources management, saitation and environment.  Researcher, Independent Evaluator (EU funded research projects), Project Director, Team Leader and Coordinator of contracts and professional management of numerous interdisciplinary water projects, in Israel, Latin America, Asia and African countries. Provided consultancy services on water treatment and supply and wastewater treatment and reuse projects, including planning, design and development of water resources (urban and rural water supply, irrigation and drainage engineering). Sanitation and wastewater treatment and reuse, environmental impacts and water conservation. Impacts of the climate change and Water/Energy/Food Nexus. Consultancy services were provided to the Israeli Ministry of Science (water and environment research), Israel Water Authority, foreign Governments, the World Bank, EU, UN and other funding agencies. Editor, author and co-author of technical and engineering reports, books and scientific peer review papers and chapters in books.