Dr. de Souza has been Visiting Assistant Professor in the department since 1997. He is a consultant otolaryngologist and skull base surgeon at Tata Memorial Hospital in Bombay (Mumbai) India. He has been a very productive contributor to the otolaryngology literature with over 30 papers in various aspects of otology and skull base surgery. He has published his, “Atlas of Otitis Media Clinicopathologic Correlations and Operative Techniques” with Michael Paparella, MD and Neil Sperling as co-authors. His previous books included texts in otolaryngology, pediatric otorhinolaryngology , head and neck surgery and an atlas of otitis media. He has done fellowships with Michael Glasscock and C Gary Jackson in 1994 in lateral skull base surgery. Dr. de Souza also completed a fellowship in endoscopic sinus surgery at the University of Pennsylvania with David Kennedy and Donald Lanza. He is the editor in chief of the 2 volume book, Head and Neck Surgery that was published by Jaypee Medical Publishers, India. He has also edited “Rhinologic and facial plastic surgery” published by Springer Verlag Germany. He is the Editor in Chief of the Journal “International Journal of Head and Neck Surgery”.