Curvature of Contact Metric Manifolds -- A Case for Curvature: the Unit Tangent Bundle -- Convex Hypersurfaces in Hadamard Manifolds -- Contact Metric Geometry of the Unit Tangent Sphere Bundle -- Topological-antitopological Fusion Equations, Pluriharmonic Maps and Special Kähler Manifolds -- ?2 and ?-Deformation Theory for Holomorphic and Symplectic Manifolds -- Commutative Condition on the Second Fundamental Form of CR-submanifolds of Maximal CR-dimension of a Kähler Manifold -- The Geography of Non-Formal Manifolds -- Total Scalar Curvatures of Geodesic Spheres and of Boundaries of Geodesic Disks -- Curvature Homogeneous Pseudo-Riemannian Manifolds which are not Locally Homogeneous -- On Hermitian Geometry of Complex Surfaces -- Unit Vector Fields that are Critical Points of the Volume and of the Energy: Characterization and Examples -- On 3D-Riemannian Manifolds with Prescribed Ricci Eigenvalues -- Two Problems in Real and Complex Integral Geometry -- Notes on the Goldberg Conjecture in Dimension Four -- Curved Flats, Exterior Differential Systems, and Conservation Laws -- Symmetric Submanifolds of Riemannian Symmetric Spaces and Symmetric R-spaces -- Complex Forms of Quaternionic Symmetric Spaces.