Doxsey earned his undergraduate and doctoral degrees in physics at MIT before working on the SAS 3 project. He later went on to head the Space Telescope Science Institute's Hubble Mission Office.
"Rodger was the heart and soul of Hubble here at the institute," said STScI Director Matt Mountain. "He innately knew everything about the space telescope, from the smallest anomaly to the breadth of the extraordinary science delivered by the telescope he had worked with for over 28 years."
For a complete obituary, see http://hubblesite.org/newscenter/archive/releases/2009/27/full/