Sadhana Ravishankar Sadhana Ravishankar (center), associate professor in the School of Animal and Comparative Biomedical Sciences, was recognized as Inventor of the Year at Tech Launch Arizona's I-Squared Awards and Expo on Tuesday. The awards were presented by Elizabeth "Betsy" Cantwell (left), UArizona senior vice president for research and innovation, and Tech Launch Arizona Assistant Vice President Douglas Hockstad.