Waltraud Ernst is Professor in the History of Medicine at Oxford Brookes University, UK.Biswamoy Pati is a historian and teaches at the Department of History, Delhi University, and is presently a Senior Fellow at the Nehru Memorial Museum and Library, New Delhi, India.T.V. Sekher is a Professor in the Department of Population Policies and Programs at the International Institute for Population Sciences (IIPS), Deemed University, Mumbai, India.