Kaushik Roy is Guru Nanak Chair Professor in the Department of History, Jadavpur University, Kolkata, India and Global Fellow at Peace Research Institute Oslo (PRIO), Norway. He has been attached with PRIO in different capacities for about a decade. Previously, he has taught at Visva Bharati University at Santiniketan, West Bengal India and also at Presidency College, Kolkata, India. He has done his PhD from Centre for Historical Studies, School of Social Sciences, Jawaharlal Nehru University, New Delhi. He was also a Junior Fellow at the Centre for Contemporary Studies at Nehru Memorial Museum and Library, New Delhi. He has received Charles Wallace Fellowship, and research grants from Indian National Science Academy, UGC, etc. He is in the editorial board of Oxford Bibliographies (dealing with military history) and a member of Indian National Science Academy's Research Council. Roy specializes on the Eurasian military history of the modern period. He has worked extensively on both conventional and unconventional wars of pre-modern, early modern and present eras. He has published many books and chapters in edited volumes published from Ashgate, Bloomsbury, Cambridge University Press, E.J. Brill, Oxford University Press, Pickering & Chatto, Routledge, etc. He has also published articles in various peer reviewed journals like Journal of Global History, Journal of Military Ethics, Journal of Military History, War in History, First World War Studies, Modern Asian Studies, Economic and Political Weekly, Studies in History, Indian Economic and Social History Review, etc.