Includes bibliographical references.

Number of automorphisms of principally polarized abelian varieties ; Rational curves on Grassmannians: systems theory, reality, and transversality ; Fundamental groups of line arrangements: enumerative aspects ; The formula 2=10+2\times 1 and its generalizations: counting rational curves on mathbf F_2 ; Stable maps and Hurwitz schemes in mixed characteristics ; On modular properties of odd thetacharacteristics ; Asymptotic Hodge theory and quantum products ; On rational curves in pace with given normal bundle ; A tool for stable reduction of curves on surfaces ; Virtual fundamental classes of zero loci ; Gravitational descendants and the moduli space of higher spin curves ; Homological mirror symmetry in dimension one ; The Hodge structure of semiample hypersurfaces and a generalization of the monomialdivisor mirror map ; Algebraic construction of Witten's top Chern class ; Symmetries of GromovWitten invariants ; Gauge theory techniques in quantum cohomology ; GromovWitten invariants of flag manifolds and products of conjugacy classes Sandor J Kovacs ; Frank Sottile ; Alexander I Suciu ; Dan Abramovich and Aaron Bertram ; Dan Abramovich and Frans Oort ; Lucia Caporaso ; Eduardo Cattani and Javier Fernandez ; Herbert Clemens ; Ravi Vakil ; David A Cox Sheldon Katz and YuanPin Lee ; Tyler J Jarvis Takashi Kimura and Arkady Vaintrob ; Bernd Kreuler ; Anvar R Mavlyutov ; Alexander Polishchuk and Arkady Vaintrob ; Alexander Postnikov ; Steven Rosenberg and Mihaela Vajiac ; C Woodward