Maher Al-Jabari is a full professor of chemical and environmental engineering at Palestine Polytechnic University, Palestine, and an international expert in the fields of waterproofing of construction materials, hazardous waste, and wastewater treatment. As well as achieving breakthroughs in protecting cementitious materials from environmental attacks and providing industrial durability solutions for concrete, Prof. Al-Jabari has been involved in international R&D projects in these fields, with a distinguished industrial record. Prof. Al-Jabari accomplished his industrial experience in International Chem-Crete Co., Richardson TX, USA; starting as a director of manufacturing and then directing Chem-Crete R&D activities that led to patented crystallization waterproofing technology.