Amit Ranjan is a visiting Research Fellow at Institute of South Asian Studies, National University of Singapore. He received his master's degree from Kirori Mal College, Delhi University, and his PhD from Jawaharlal Nehru University, New Delhi. His areas of interest include water disputes, South Asian politics (India, Pakistan and Bangladesh), India's regional policy and India's internal security. His papers, review essays and book reviews have been published in journals like Asian Affairs, BIISS Journal, India Quarterly, Round Table: Journal of Commonwealth Studies, South Asia Research, Studies in Indian Politics, Social Change, Regional Studies, Pakistan Journal of Women Studies, Journal of Punjab Studies, Journal of Asian Security and International Affairs. At present he is working on the book Water Disputes in South Asia and editing a book on seventy years of partition of the British India.

Theoretical study of political, social and geographical construct of border.- History of India-Bangladesh border and linkages.- Border issue in post-partitioned British India.- Problems on the India-Bangladesh borders despite the LBA.- Conclusion.