Research interests: 4-dimensional manifolds, contact geometry, mapping class groups
Publications
(with John Etnyre) Realizing 4-manifolds as achiral Lefschetz fibrations
International Mathematical Research Notices, 2006, Article ID 70272, Pages 1-21
Lefschetz fibrations of 4-dimensional manifolds
Cubo 5 (2003) 275-294.
On
fiber-preserving isotopies of surface homeomorphisms
Proceedings of the American Math Society 129 (2001)
1247-1254.
Hyperelliptic
Lefschetz fibrations and branched covering spaces
Pacific Journal of Mathematics 196 (2000) 369-393.
Generalized
nuclei of complex surfaces
Pacific Journal of Mathematics 187 281-295 (1999).
Diffeomorphism types of genus 2 Lefschetz fibrations
Mathematische Annalen 311 (1998) 163-176.
Distinguishing
embedded curves in rational complex surfaces
Proceedings of the American Math Society 126 (1998) 305-310.