is a Senior Program Manager with WMATA in Washington, D.C. He received his degrees from Tongji University, University of Ottawa, Université du Québec, and Bryson University. Mr. Zhao has over 30 years of experience in design, teaching and research in structural engineering and project management. He has authored several articles on bridge and structural engineering. He is licensed in the U.S. and Canada. He serves on ASCE-ACI joint committees on Concrete Bridge Design and on Prestressed Concrete Design. He is past-president of the Structural Engineering Institute, Maryland Chapter.

His recent publications include Bridge Engineering , the popular college textbook published by McGraw-Hill. He also co-authored State-of-the-Art Report on Partially Prestressed Concrete , ACI 423.5R-99; Recommendations for Concrete Members Prestressed with Unbounded Tendons , ACI 423.3R-96; Analysis and Design of Reinforced Concrete Bridge Structures , ACI 343R-95; and Analysis and Design of Reinforced and Prestressed Concrete Guideway Structures , ACI 358.1R-03.