Christos Zeris is currently Professor and Director of the Laboratory of Reinforced Concrete, School of Civil Engineering at the National Technical University of Athens. He received his BSc. (Eng), ACGI and an ICE award at Imperial College, and MS and PhD from U.C. Berkeley. His research interests include the analysis, design, rehabilitation and strengthening of concrete structures under static and dynamic loads. He is a Member of ASCE and Chairman of the ASCE Hellenic Chapter, ACI, EERI and the Technical Chamber of Greece as a registered Structural designer.