Research Interests

• Theoretical Cosmology and Astrophysics
• Galaxy formation and properties, large-scale structure, galaxy 
  clusters, history and structure of dark-matter halos, cosmological 
  constraints, dark matter and dark energy.

Career History

• Ph.D., Physics, UC Santa Cruz, 2001
• S.B., Physics, MIT, 1996
  
  
• Assistant Professor, Stanford Physics, SLAC, KIPAC, 2006-present
• Hubble Fellow, University of Chicago, Kavli Insitute for Cosmological 
  Physics, 2003-2006
• Research Fellow, University of Michigan, 2001-2003

Honors and Awards

• Arthur H. Compton Lecturer, Enrico Fermi Institute, Spring 2005
• Hubble Fellowship, NASA/STScI, 2003 – 2006
• Fermi Fellowship, Enrico Fermi Institute, 2003 – 2005
• NSF GAANN Fellowship, University of California, Santa Cruz, 1998 – 2001
• Presidential Fellowship, University of California, Santa Cruz, 1996 – 1998