Best paper award: “The Honorary Mention in the “IISE Transactions 2020 Design and Manufacturing Best Paper”, awarded at the IISE2020 Annual conference, October 2020, for the paper “Optimizing product allocation in a polling-based milkrun picking system”, Jelmer van der Gaast, René B.M. de Koster, and Ivo Adan (2019), IISE Transactions 51(5), 486-500.