John S. Grounds III, PE, PhD, D.WRE, CFM delivers a historic perspective on flooding issues in Harris County, Texas and answers the big question Houstonians have: Why does Houston flood?Dr. Grounds has over 30 years of unparalleled civil engineering experience which has included the planning, analysis and design of complex drainage and flood control projects, water resource systems, water supply, conveyance systems, site grading and drainage, and hydraulic structures.