Sumitrajit Dhar, PhD, is Professor of Audiology and Hearing Science and Chair of the Roxelyn and Richard Pepper Department of Communication Sciences and Disorders at Northwestern University in Evanston, Illinois. Sumit studied at the University of Mumbai, Utah State University, and Purdue University. At Northwestern University, Sumit teaches courses in the science and practice of audiology. His laboratory works on the origin and propagation of otoacoustic emissions, their clinical applications, and their modulation by the efferent neural network. More recently, his laboratory has also started working on hearing health care design and delivery. Work in Sumit's laboratory has been funded continuously by the National Institutes of Health since 2003. He has also received funding from various foundations and private agencies such as the Knowles Hearing Center, Starkey, American Hearing Research Foundation, American Speech-Language-Hearing Foundation, and Deafness Research Foundation.
