DIPTI RANJAN SAHOO is an Associate Professor in the Department of Civil Engineering, Indian Institute of Technology Delhi. He is a Fellow of the Institution of Engineers (India) and a member of American Concrete Institute, Earthquake Engineering Research Institute, and Indian Society of Earthquake Technology. His area of specialization is the Analysis and design of concrete and steel structures under extreme loadings, Performance-based seismic design, Steel-concrete composite structures, and Hybrid testing and simulation of structures.