Principal Hydrologist & Water Resources Management Specialist.
Centre for Ecology and Hydrology, CEH, UK
Principal Research Scientist & water resources management specialist, Vice President of the International Commission on Irrigation & Drainage, ICID (www.icid.org), (2010-2013), Chairman of the UK national Committee on Irrigation and Drainage (2007-2011), Chairman of the Permanent Committee on Strategies and Organization, ICID (2011-2014), , (2000-present), Founder of the Work Group on the Use of Poor Quality Water for Food Production, ICID, (1997-present), Editor, Journal of Agricultural Science, Cambridge University Press (2013-present). Adjunct Professor, Alexandria University, Egypt (2007-present). Reviewer and evaluator to several Scientific Journals and funding organizations.