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Arun Vijayakumar is an enterprise architect with TCS Research and Innovation. With over 20 years of IT experience in enterprise architecture and smart city consulting, he presently works on digital citizen and connected social systems research programs within TCS Research and Innovation. As an enterprise architect, he handles the architecture of various solutions and research projects within these programs. Arun holds a Master’s degree in Applied Statistics from the University Campus, University of Kerala, with computer application and operations research as his specializations, and an MBA in operations management from the University of Madras.