by Helge Ruddat and Bernd Siebert . by Tobias Holck Colding and William P. Minicozzi II . by Michael Magee and Frédéric Naud . by Alessio Figalli, Xavier Ros-Oton, and Joaquim Serra . by Dmitry Dolgopyat and Bassam Fayad . by Jian Ding, Julien Dubédat, Alexander Dunlap, and Hugo FalconetInstitut des hautes études scientifiques2020