Ellen E. Eischen (University of North Carolina, Chapel Hill) Ling Long (Louisiana State University) Rachel Pries (Colorado State University) Katherine E. Stange (University of Colorado, Boulder)

• Preface.- Insufficiency of the Brauer-Manin obstruction for rational points on Enriques surfaces (Balestrieri et al).- Shadow lines in the arithmetic of elliptic curves (Balakrishnan et al).- Galois action on the homology of Fermat curves (Davis et al).- Zeta functions of a class of Artin-Schreier curves with many automorphisms over finite fields (Bouw et al).- Hypergeometric series, truncated hypergeometric series, and Gaussian hypergeometric functions (Deines et al).- A generalization of S. Zhang's local Gross-Zagier formula for GL(2) (Maurischat).- p-adic q-expansion principles on unitary Shimura varieties (Caraiani et al).- Kneser-Hecke-operators for codes over finite chain rings (Feaver et al).- Ring-LWE cryptography for the number theorist (Elias et al).- Asymptotics for number fields and class groups (Wood).

Ellen E. Eischen (University of North Carolina, Chapel Hill) Ling Long (Louisiana State University) Rachel Pries (Colorado State University) Katherine E. Stange (University of Colorado, Boulder)

• Preface.- Insufficiency of the Brauer-Manin obstruction for rational points on Enriques surfaces (Balestrieri et al).- Shadow lines in the arithmetic of elliptic curves (Balakrishnan et al).- Galois action on the homology of Fermat curves (Davis et al).- Zeta functions of a class of Artin-Schreier curves with many automorphisms over finite fields (Bouw et al).- Hypergeometric series, truncated hypergeometric series, and Gaussian hypergeometric functions (Deines et al).- A generalization of S. Zhang's local Gross-Zagier formula for GL(2) (Maurischat).- p-adic q-expansion principles on unitary Shimura varieties (Caraiani et al).- Kneser-Hecke-operators for codes over finite chain rings (Feaver et al).- Ring-LWE cryptography for the number theorist (Elias et al).- Asymptotics for number fields and class groups (Wood).

Ellen E. Eischen (University of North Carolina, Chapel Hill) Ling Long (Louisiana State University) Rachel Pries (Colorado State University) Katherine E. Stange (University of Colorado, Boulder)

• Preface.- Insufficiency of the Brauer-Manin obstruction for rational points on Enriques surfaces (Balestrieri et al).- Shadow lines in the arithmetic of elliptic curves (Balakrishnan et al).- Galois action on the homology of Fermat curves (Davis et al).- Zeta functions of a class of Artin-Schreier curves with many automorphisms over finite fields (Bouw et al).- Hypergeometric series, truncated hypergeometric series, and Gaussian hypergeometric functions (Deines et al).- A generalization of S. Zhang's local Gross-Zagier formula for GL(2) (Maurischat).- p-adic q-expansion principles on unitary Shimura varieties (Caraiani et al).- Kneser-Hecke-operators for codes over finite chain rings (Feaver et al).- Ring-LWE cryptography for the number theorist (Elias et al).- Asymptotics for number fields and class groups (Wood).