JournalscmhVol. 95, No. 4Volume 95, No. 4 (2020) Commentarii Mathematici Helveticipp. 635–659Free rational points on smooth hypersurfacesTim D. BrowningWill Sawinpp. 661–702Essential dimension of representations of algebrasFederico Scaviapp. 703–748The Euler characteristic of Out(FnF_nFn)Michael BorinskyKaren Vogtmannpp. 749–763On Borel Anosov representations in even dimensionsKonstantinos Tsouvalaspp. 765–809On the decomposability of mod 2 cohomological invariants of Weyl groupsChristian Hirschpp. 811–843Involutions and Chern numbers of varietiesOlivier Haution