The December issue will feature the discussion paper: “Uncertainty Quantification for the Horseshoe” by Stéphanie van der Pas, Botond Szabó, and Aad van der Vaart. The invited discussants of it will be Ismael Castillo, Ryan Martin and Nic Polson. The paper is already available in advanced publication from If you want to contribute a discussion to this paper please submit your contribution, no longer than two pages, using the EJMS system, following the instructions on before October 15.