Dusa McDuff is a English mathematician, who worked in the USA. She has proved profound results in operator algebras and in differential geometry. In recent years she has concentrated on symplectic, contact geometry and symplectic topology.
Dusa McDuff, Dietmar Salamon, Introduction to symplectic topology, 2 ed. Oxford Mathematical Monographs 1998. x+486 pp.
Dusa McDuff, D.A. Salamon, J-holomorphic curves and symplectic topology, AMS Colloquium Publications 52, 2004.