Nidal Mahmoud is a professor of Water and Environmental Engineering at the Institute of Environmental and Water Studies, Birzeit University. He is a previous director of the Institute and head of the two master programmes of Water and Environmental Engineering Sciences. Dr. Nidal Mahmoud is a holder of the TU Delft, Dutch University, hospitality agreement. Dr Mahmoud has (co-)authored several publications including journals and conferences papers and books in the fields of waste(water) treatment, rainwater harvesting, water quality, and treated effluent agricultural reuse. He is a well-established civil engineer with many professional local and international contributions in applied projects in the field of wastewater management including design, feasibility studies, and master plans. Dr. Mahmoud is a member of several national professional engineering and environmental organizations. He is involved in several green building, research and professional initiatives and activities.