Ph.D. Astronomy 1992,
University of Michigan
S.B. Physics 1985,
Massachusetts Institute of Technology
Theses
Ph.D.: The Physical Properties of Low Surface Brightness Galaxies
Advisor: G.D. Bothun
S.B.: The Extended Stellar Shells of Arp 227
Advisor: G.W. Clark
Employment
Associate Professor,
Department of Astronomy,
University of Maryland 2003-
Assistant Professor,
Department of Astronomy,
University of Maryland 1998-2003
Research Fellow,
Physics and Astronomy,
Rutgers University 1997-1998
Carnegie Fellow,
Department of Terrestrial Magnetism,
Carnegie Institution of Washington
1995-1998
Research Associate,
Institute of Astronomy,
University of Cambridge 1992-1995
Low Surface Brightness Galaxies
Galaxy Formation and Evolution
Tests of Dark Matter and alternative hypotheses
Measurements of Cosmological Parameters
Professional Societies: IAU, AAS, DDA, Sigma Xi