Developments in Lorentzian Geometry

Semi-Riemannian Cones with parallel null planes(Alekseevsky et al.).- Nilpotent structures of neutral 4-manifolds and light-like surfaces(Ando).- Positive Energy Theorems in Fourth-Order Gravity(Avalos).- Curvature and Killing vector fields on Lorentzian 3-manifolds(Aazami).- Bochner-flat para-Kähler surfaces(Ferreiro-Subrido).- Remarks on the existence of CMC Cauchy surfaces(Galloway et al).- Lorentzian area and volume estimates for integral mean curvature bounds(Graf).- Null hypersurfaces and the rigged metric(Gutiérrez).- Spacelike Causal Boundary at Finite Distance and Continuous Extension of the Metric: A Preliminary Report(Harris).- Lightlike hypersurfaces and time-minimizing geodesics in cone structures(Javaloyes et al).- Anisotropic connections and parallel transport in Finsler spacetimes(Javaloyes et al).- Stability of pseudo-Kähler manifolds and cohomological decomposition(Latorre et al).- Singularity scattering laws for bouncing cosmologies: a brief overview(LeFloch et al).-  -contact structures and six-dimensional supergravity (Gil).- Geometry of null hypersurfaces in Lorentzian space forms(Navarro et al).- Dynamics of relativistic particles with torsion in certain non-flat spacetimes(Rosa et al).- The half-space model of pseudo-hyperbolic space(Seppi et al).