Areas of Research/Interest: Application of mathematics and computing to problems arising in medicine and biology, fluid dynamics of the heart, molecular machinery within biological cells.

External Affiliations: American Mathematical Society; Board of Trustees, Society for Industrial and Applied Mathematics; Society for Mathematical Biology; Fellow, American Institute for Medical and Biological Engineering; New York Academy of Sciences; American Academy of Arts and Sciences; National Academy of Sciences.

Fellowships/Honors: 2003 Birkhoff Prize in Applied Mathematics from AMS-SIAM; Mayor's Award for Excellence in Science and Technology, 1994; Sidney Fernbach Award, Institute of Electrical and Electronics Engineers Computer Society, 1994; Cray Research Information Technology Leadership Award for Breakthrough Computational Science, 1994; Josiah Willard Gibbs Lecturer, American Mathematical Society, 1993; New York University Margaret and Herman Sokol Faculty Award in the Sciences, 1992; Society of Industrial and Applied Mathematics Prize in Numerical Analysis and Scientific Computing, 1986; MacArthur Fellowship, 1983-1988.

Selected Works:
Force production by depolymerizing microtubules: load-velocity curves and run-pause statistics, with G. F. Oster. Biophysical J., 69. 1995. 2268-2276.

Coordinated hydrolysis explains the mechanical behavior of kinesin, with G. F. Oster. Biophysical J., 68. 1995. 202s-210s.

A general method for the computer simulation of biological systems interacting with fluids, with D. M. McQueen. In Biological Fluid Dynamics, ed.1995.

Mathematics in Medicine and the Life Sciences, with C. P. Ellington and T. J. Pedley. Company of Biologists, Ltd; Hoppensteadt, F. C. Springer-Verlag. 1992.

Partial Differential Equations in Biology. Courant Institute of Mathematical Sciences. 1976.

Mathematical Aspects of Heart Physiology. Courant Institute of Mathematical Sciences. 1975.