A Principle of Variations in Representation Theory.- Finite Group Actions on Poisson Algebras.- Representations of Quantum Tori and G-bundles on Elliptic Curves.- Dixmier Algebras for Classical Complex Nilpotent Orbits via Kraft-Procesi Models I.- Brèves remarques sur l’oeuvre de A. A. Kirillov.- Gerbes of Chiral Differential Operators. III.- Defining Relations for the Exceptional Lie Superalgebras of Vector Fields.- Schur-Weyl Duality and Representations of Permutation Groups.- Quantization of Hypersurface Orbital Varieties insln.- Generalization of a Theorem of Waldspurger to Nice Representations.- Two More Variations on the Triangular Theme.- The Generalized Cayley Map from an Algebraic Group to its Lie Algebra.- Geometry ofGLn(?)at Infinity: Hinges, Complete Collineations, Projective Compactifications, and Universal Boundary.- Why Would Multiplicities be Log-Concave?.- Point Processes Related to the Infinite Symmetric Group.- Some Toric Manifolds and a Path Integral.- Projective Schur Functions as Bispherical Functions on Certain Homogeneous Superspaces.- Maximal Subalgebras of the Classical Linear Lie Superalgebras.