Kesavan Rajasekharan NayarK Rajasekharan Nayar a senior public health scholar and social scientist is currently Professor and Principal, Global Institute of Public Health and Chief Fellow, Santhigiri Research Foundations in Trivandrum, Kerala. He taught public health at Jawahrlal Nehru University, New Delhi and has been DAAD Guest Professor at Heidelberg University, Germany. He writes regularly on public health and social dimensions in national and international academic journals as well as in popular media. Read More Read Less