Sudhirkumar Barai is a Professor of Structural Engineering Specialization in the Department of Civil Engineering, Indian Institute of Technology, Kharagpur 721 302, India. His research interests are Computational Intelligence Applications, Structural Health Monitoring and Concrete Technology. In 1995, he obtained Ph.D (Eng.) from Indian Institute of Science, Bangalore, India. He received the degrees of B.E.(Civil) and M.E.(Civil) with specialization in Structural Engineering in 1987 and 1989, respectively, from the Faculty of Engineering, M S University of Baroda, Baroda, India. He was Erskine Visiting Fellow at University of Canterbury, Christchurch, New Zealand during May-June 2008. He was also visiting scientist at National University of Singapore during May-July 2003.