Wayne H. Baumgartner ST12 (256) 961-7448 X-ray optics, X-ray polarimetry, X-ray detector development, X-ray calibration, IXPE, FOXSI Hard X-ray Solar Imager Stephen D. Bongiorno ST12 (256) 961-7852 x-ray optics, X-ray detector development, optical metrology, optical modeling, IXPE, X-ray astronomy Chien-Ting Chen USRA (256) 961-7897 x-ray astrophysics, ART-XC, AGN and galaxy coevolution Jacqueline M. Davis ST12 (256) 961-7445 x-ray optics, opto-mechanical analysis, precision optical manufacturing Steven R. Ehlert Chandra Deputy Project Scientist IXPE Project Scientist ST12 (256) 961-7765 Chandra, ART-XC, IXPE, X-ray Astrophysics, Galaxy Clusters, AGN, X-ray Calibration Jessica A. Gaskin ST12 (256) 961-7818 x-ray interferometry, x-ray optics, detector development, Lynx, LEAP Danielle Gurgew USRA (256) 961-7801 x-ray optics, thin-film coatings Philip Kaaret ST12 (256) 961-7316 X-ray polarimetry, ultraluminous x-ray sources, circumgalactic medium, x-ray detector development, small satellites Jeff Kolodziejczak ST12 (256) 961-7775 gravitational physics, Chandra, IXPE, x-ray optics, x-ray detector development, x-ray astronomy Dylan Maurel USRA (256) 961-7871 IXPE software engineer Steve L. O'Dell Chandra Project Scientist IXPE Principal Investigator ST12 (256) 961-7776 Chandra, IXPE, x-ray spectroscopy, x-ray optics Brian D. Ramsey Emeritus ST12 (256) 961-7784 IXPE, Chandra, x-ray optics, x-ray detector development, x-ray astronomy Oliver Roberts USRA (256) 961-7407 Radiation detection, detector development, x-ray optics, optical metrology, astrophysical and geophysical transient science Srikanth Panini Singam NPP X-ray optics, plating, modeling Douglas A. Swartz USRA (256) 961-7855 Chandra, x-ray astrophysics, ultraluminous x-ray sources, Lynx, ART-XC, IXPE Allyn Tennant ST12 (256) 961-7871 Chandra, IXPE, galactic x-ray sources, astronomical data analysis software Nick E. Thomas ST12 (256) 961-7426 x-ray calibration, x-ray optics Martin C. Weisskopf NASA Chief Scientist for X-Ray Astronomy (Emeritus) ST12 (256) 961-7798 Chandra, polarimetry, IXPE, x-ray detectors, x-ray optics

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