Discrete Groups and Geometry

1. Symmetries of modular surfaces; 2. On lifting group actions to covering spaces; 3. A combinatorial approach to symmetries of M and M-1 Riemann surfaces; 4. Euler characteristics of graph products of Coxeter groups; 5. Inequalities for Pell equations and Fuchsian groups; 6. On regular oriented triangular maps with automorphism group PSL(2,q); 7. An example of an infinite group; 8. Moduli spaces of Riemann surfaces with symmetry; 9. Modular groups: geometry and physics; 10. The Poincaré series of Gieseking groups; 11. The mondromy genus of exceptional representations of PSL(2,q); 12. The geometry of bending quasi-Fuchsian groups; 13. On the rank of NEC groups; 14. Theory of Fuchsian groups; 15. Farey series and sums of continued fractions; 16. Comensurability classes of 2-generator Fuchsian groups; 17. Existence of Garnett points; 18. Diagonalising Eisenstein series III; 19. Some remarks on 2-generator hyperbolic manifolds; 20. Generating sets for finite groups; 21. Group actions on R-trees with/without fixed points.