Service

• International X-ray Observatory (IXO; formerly Constellation-X):
  Facility Science Team
  Chair, Accretion Physics in Stellar Endpoints Panel
  Contributor, "Science with Constellation X"

• Chair, Suzaku User's Group (2007-2010)

• Member, Chandra User's Group (2007-2010)

• Member, GSFC HEASARC User's Group (2007-2010)

• RXTE Presenter, NASA Senior Review (2006)

• Science Organizing Comittee, 37th COSPAR Assembly (2008)
  "Probing Strong Gravity and Dense Matter with X-rays"