The winner of the SDN Postgraduate Essay Prize for 2021,  awarded by the Executive Committee for the best paper submitted in advance of the conference, is Eleanor Stefiuk,  Peterhouse, University  of  Cambridge , for her paper, ‘Villiers de l’Isle-Adam’s Anarchism: A Legacy of the Paris Commune’,  which offers an important and insightful contribution to the field. Congratulations to Eleanor!