A. Ramachandra Rao (Ph.D., Indian Statistical Institute) is a Professor in the Division of Theoretical Statistics and Mathematics of the Indian Statistical Institute at Kolkata. He was a Visiting assistant professor in the University of Minnesota for one year. He published more than 25 research papers in Graph Theory, is a joint author of a book on Linear Algebra at the honours level and edited the Proceedings of three Conferences on Graph Theory. His major interests are Graph Theory and its Applications to Social Sciences and Linear Algebra.