Ajoy Ghatak is an Indian physicist and author of physics textbooks. Ghatak has written over 170 research papers and more than 20 books. His undergraduate textbook on Optics has been translated to Chinese and Persian and his monograph on Inhomogeneous (coauthored with Professor Sodha) has been translated to Chinese and Russian. In 1995, he was elected Fellow of the Optical Society of America "for distinguished service to optics education and for his contribution to the understanding of propagation characteristics of gradient index media, fibers and integrated optical devices".