Article Preprints For This Issue Almost representations of algebras and quantizationBy L. Ioos, D. Kazhdan, and L. Polterovich The S_n-equivariant top weight Euler characteristic of M_{g,n}By M. Chan, C. Faber, S. Galatius, and S. Payne Scarcity of congruences for the partition functionBy S. Ahlgren, O. Beckwith, and M. Raum On weakly turbulent solutions to the perturbed linear harmonic oscillatorBy E. Faou and P. Raphaël Graded quotients of ramification groups of local fields with imperfect residue fieldsBy T. Saito Proper proximality in non-positive curvatureBy C. Horbez, J. Huang, and J. Lécureux On the Mazur-Tate conjecture for prime conductor and Mazur's Eisenstein idealBy E. Lecouturier