Curriculum Vitae


1986 Ph.D., Harvard University, Division of Applied Sciences
1982 M.S., Harvard University, Division of Applied Sciences
1981 B.Sc., Cornell University, School of Applied and Engineering Physics


1997- Professor of Physics and Astronomy, University of Pennsylvania
1997- Professor of Radiation Oncology, University of Pennsylvania
1997-98 Adjunct Professor, School of Bioengineering, Drexel University
1993-97 Associate Professor of Physics, University of Pennsylvania
1988-93 Assistant Professor of Physics, University of Pennsylvania
1987-88 Postdoctoral Research Associate with Harry W.K. Tom, AT&T Bell Labs
1986-87 Postdoctoral Research Associate with Steven Chu, AT&T Bell Labs
1982-86 Research Assistant (RA) with Tom W. Mossberg, Harvard University


Director, NSF Materials Research Science & Engineering Center (MRSEC)
   Laboratory for Research on the Structure of Matter (2009-)
James M. Skinner Professor of Science, Endowed Chair, Univ. of Pennsylvania (2000- )
Langmuir Lecturer (ACS Division of Colloid and Surface Chemistry, 2006)
MRSEC Deputy Director, Laboratory for Research on the Structure of Matter (2004-2009)
Sigma Xi National Lecturer in Science (2000-2002)
Fellow, Optical Society of America
Fellow, American Physical Society
Member, Bioengineering Graduate Group, University of Pennsylvania
Member, Institute of Medicine and Engineering (IME), University of Pennsylvania
Member, Abramson Cancer Center, Hospital at the University of Pennsylvania (HUP)
William Smith Term Chair, University of Pennsylvania 1997-2000
Office of Naval Research Navy Young Investigator 1991-94
Alfred P. Sloan Research Fellow 1991-94
National Science Foundation Presidential Young Investigator 1990-95
AT&T Bell Laboratories Faculty Fellow 1990-93
Lilly Foundation Faculty Teaching Fellow, University of Pennsylvania, 1988-89
U.S. Army Pre-Doctoral Fellowship, Harvard University, 1983-86
Cornell National Scholar, Cornell University, 1977-81
Westinghouse Nationwide Science Talent Search Winner, Top 40, 1977


Editorial Board, Neurophotonics (2014- ); Biomedical Optics Express (2010- ); Physical Review E (2002-05); J. of Innovative Optical Health Sciences (2008- ).

Conference Chair/Co-Chair: Advances in Optics for Biotechnology, Medicine and Surgery, (United Engineering Foundation, Kona, Hawaii, August 1999); Advances in Optical Imaging and Photon Migration, (Optical Society of America, Miami, Florida, April 2000); General Co-Chair: Optical Society of America Biomedical Topicals, (OSA, Miami, Florida, April 2002); Laser Science/OSA XXII Annual Meeting 2006 (Rochester, NY, Fall 2006).  Conference Chair Optical Imaging & Spectroscopy OSA BIOMED Topicals (Miami, 2010). Conference Co-Chair 88thACS Colloid & Surface Science (Philadelphia 2014).

Scientific Consultant / Scientific Board: Mallinckrodt Medical, (1994-99); NIM Inc., (1994-96); Cytometrix Inc., (1994-98); Nanoselect Inc., (2004- ). Flox Medical (2012- ).

Member: National Resource Council Committee on Atomic, Molecular and Optical Sciences (CAMOS) 2000-03); Advisory Board for NIH Optical Resource at MIT George Harrison Spectroscopy Lab (2002- ); Evaluation Committee, FOM Programme 45 'Waves in complex media' , Netherlands (2001); Numerous NIH Study sections, etc.

Guest Editor of Special/Topical Journal Issues: Issue in honor of Britton Chance in the Journal of Biomedical Optics (April 2000); Two Issues (1997) on "Diffusing Photons for the Study of Turbid Media," in the Journal of Optical Society of America A (fundamental aspects), and in Applied Optics (applied aspects).