Algebraic Geometry

On the geometry of elliptic modular surfaces and representations of finite groups.- On the rationality of certain moduli spaces related to curves of genus 4.- A construction of special space curves.- Springer fibres with non-ample normal bundles.- The invariants of liaison.- On le coverings of the affine space.- On supersingular abelian varieties.- Platonic solids, Kleinian singularities, and Lie groups.