On representation varieties of Artin groups, projective arrangements and the fundamental groups of smooth complex algebraic varieties . Calculating cohomology groups of moduli spaces of curves via algebraic geometry . Isotropy of quadratic forms over function fields of p-adic curves . Generic immersions of curves, knots, monodromy and gordian number . Planar trees, slalom curves and hyperbolic knots - Institut des hautes études scientifiques (France); Kapovich, Michael; Millson, John J; Arbarello, Enrico; Cornalba, Maurizio; Parimala, R.; Suresh, V.; A'campo, Norbert (Publications mathématiques, 1998)