Prof. Calyampudi Radhakrishna Rao, born on September 10, 1920, was a distinguished Indian-American mathematician and statistician whose contributions have left an indelible mark on various fields. He served as professor emeritus at Pennsylvania State University and held the position of research professor at the University at Buffalo. Throughout his illustrious career, Rao was celebrated with numerous colloquia, honorary degrees, and festschrifts, culminating in the prestigious US National Medal of Science awarded to him in two thousand two.
Rao's influence extended far beyond the realm of statistics; he was recognized by the American Statistical Association as a