Christelle Calmels is a graduate of the Université Paris 1 - Panthéon Sorbonne (bachelor, 2015) and Sciences Po Paris (master of arts, 2017). She is currently undertaking her Ph.D. at Sciences Po Paris, under the supervision of Professor Frédéric Ramel and funded by the DGRIS (Ministry of the Armed Forces). As part of her research, she accomplished a research stay at the School of Advanced International Studies at Johns Hopkins University in Washington (January-February 2019), as well as five-month fieldwork in the military representation from France to NATO (March-August 2019).